OT-2026-000054244
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000054244) never changes.
Identity and time
| Publication number | OT-2026-000054244 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-75c8-a3e8-2bcfb8866846 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054244 |
| Status | PUBLIC |
Content hashes
| Canonical text | c240cb39118627009835cb811073c7f13316c32b53b7e278fbcc44a7967aee3c |
|---|---|
| Markdown | 1486057b4349ee1477ae90c81d7cb39712767b6b5dd0b0bc56cd727264d831a3 |
| Publication page | e6d8f1975e86474b5d03b9450b69ce40aade50fcb1aa6dcd3cc44e2bc94c37cb |
| Manifest | 3122ee234a90caa213d0b037fd0563d377423f5c7a256795a2b3519ef67912e3 |
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 | JQg2lEDYES2671YLDvrsZjwR2hIPtTJ49kwK6B1FPzu6I3mBlu3JGl8n3Gm1dOEVE6ImOoPV7sNOvXF0FBdTCA== |
| 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
| 2026-09-17T10:54:43.820910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054244observed e6d8f1975e86474b5d03b9450b69ce40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:43.800355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054244/manifest.jsonobserved 3122ee234a90caa213d0b037fd0563d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:43.777766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054244/publication.mdobserved 1486057b4349ee1477ae90c81d7cb397...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:43.758266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054244/publication.txtobserved c240cb39118627009835cb811073c7f1...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. |
|---|