OT-2026-000052634
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented before set-down, on a tool changer
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-2026-000052634) never changes.
Identity and time
| Publication number | OT-2026-000052634 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7b3f-b686-a12958a08c74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052634 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7449ee585ea6f4e1da76ddfdda02ef58cd4a82f33a0dba1cea7217bafc90a2c7 |
|---|---|
| Markdown | a78fb836df296872f52723b101d2b6f22a5fb8d77487838b1e3e147917de2315 |
| Publication page | 31c4fcc896e2117b34eceed0cdd61f6bddf74766b0d782bc36b7466dc6c02bc2 |
| Manifest | 94eae0b786d0e3d2fc970d8701846818287eb5696fb73d97d0d39874c042d50f |
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 | fMEsrKSgLOo84YsPxHOxDRfXGeG/O3a456ghV4SPrJHKzDm1sOMQHhcxAXqb/n/nKbDego+oGtSwMj2wGJXWCw== |
| 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
| 2026-10-23T12:42:00.853875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634observed 31c4fcc896e2117b34eceed0cdd61f6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T12:42:00.777342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/manifest.jsonobserved 94eae0b786d0e3d2fc970d8701846818...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:42:00.689224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/publication.mdobserved a78fb836df296872f52723b101d2b6f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:42:00.614763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/publication.txtobserved 7449ee585ea6f4e1da76ddfdda02ef58...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:25.375639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634observed 31c4fcc896e2117b34eceed0cdd61f6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:25.308483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/manifest.jsonobserved 94eae0b786d0e3d2fc970d8701846818...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:25.243513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/publication.mdobserved a78fb836df296872f52723b101d2b6f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T08:41:25.105872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052634/publication.txtobserved 7449ee585ea6f4e1da76ddfdda02ef58...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 |
|---|