OT-2026-000053847
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053847) never changes.
Identity and time
| Publication number | OT-2026-000053847 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7180-828a-9336f87cc14b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053847 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5cab8104698b0e3dfb584cd219e73f245268be6f37086268d5790de39ed7005 |
|---|---|
| Markdown | 4d6ab7f1cbc83c031b7de47dd698ef9f6922403a67926036ed91f5db9346f340 |
| Publication page | b3c62cf7a57079beb55b21dd6f621c02cf5598ad976369bd6431dc5d4ef216f2 |
| Manifest | e5225a12d4d53d00c4a8a069b03bf1f181b29a05b9d6100520fd5823784e869d |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | j17hUEUhNtVX6cKDoUD8vRK1vWWhEHA3mcgrmReF8dlp6f+0qVzkyKx4sFqkw239kOteahmqPh71qrTuFsJfBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-23T04:23:46.604054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847observed b3c62cf7a57079beb55b21dd6f621c02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:23:46.590188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/manifest.jsonobserved e5225a12d4d53d00c4a8a069b03bf1f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:46.571033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/publication.mdobserved 4d6ab7f1cbc83c031b7de47dd698ef9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:46.518855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/publication.txtobserved b5cab8104698b0e3dfb584cd219e73f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:36.832462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847observed b3c62cf7a57079beb55b21dd6f621c02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:36.779667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/manifest.jsonobserved e5225a12d4d53d00c4a8a069b03bf1f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:36.726896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/publication.mdobserved 4d6ab7f1cbc83c031b7de47dd698ef9f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:36.607169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053847/publication.txtobserved b5cab8104698b0e3dfb584cd219e73f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|