OT-2026-000054743
Publication integrity record
Four cup vacuum gripper, four 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-2026-000054743) never changes.
Identity and time
| Publication number | OT-2026-000054743 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-7d20-b3c1-f31cfdfd38e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054743 |
| Status | PUBLIC |
Content hashes
| Canonical text | c922b8566ff1cba69a074804e8a440eed28cc8d6990211ea68fcebfddc6bd92c |
|---|---|
| Markdown | e705adefdc3a7fd1a3b861329fac01ab83b3520578bd5b7018f5bf492c3d7d99 |
| Publication page | fe6bec4ad41d3d34b64d79a9e0b35b39658d8d1cbfa6db2e0b037b009aba365b |
| Manifest | b4a1a9857d70b0abc09abce7d68787a7b292bfd12925a5f7f359d21b05aef887 |
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 | hE1vEx3iJ/v7eGCrCVjbOb2xZZZWKqeuPakVyydhXNKY5fmu0VOLUNIQj5f0drvA3zppd8f96tzEpQkVoYlLCg== |
| 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
| 2026-09-17T10:53:55.741949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054743observed fe6bec4ad41d3d34b64d79a9e0b35b39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:55.722769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054743/manifest.jsonobserved b4a1a9857d70b0abc09abce7d68787a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:55.704638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054743/publication.mdobserved e705adefdc3a7fd1a3b861329fac01ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:55.685224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054743/publication.txtobserved c922b8566ff1cba69a074804e8a440ee...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|