OT-2026-000104089
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000104089) never changes.
Identity and time
| Publication number | OT-2026-000104089 · never reused |
|---|---|
| Internal UUID | 01a0aea5-341f-7fa1-8c02-24cdab27e6b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104089 |
| Status | PUBLIC |
Content hashes
| Canonical text | 201e910467dcbd16a279e4e638b83e175374e1408f49fe6467170b88960c2f80 |
|---|---|
| Markdown | ce5c6bd9798383f77dcf405342beeba3e08627757f0de9cc0d63af79f08f06e7 |
| Publication page | 5e5c9385cf75129cca2fac0a45769b5d4ff28ceb4d6c31846311709a433a9850 |
| Manifest | 8a549c2025ff3fbdfc523e97e82e7cb684da2e3c7f0667d6ae558ac3b804d1a8 |
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 | a6ObVHYX/RYOBhqFBaArr8GayM1kPABh4Ml4W5lrRlu5tXIIzAs9ZcpjsyB7IB+go69faXn16g2Efo+viYknBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:09.524456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104089observed 5e5c9385cf75129cca2fac0a45769b5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:09.508382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104089/manifest.jsonobserved 8a549c2025ff3fbdfc523e97e82e7cb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:09.491097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104089/publication.mdobserved ce5c6bd9798383f77dcf405342beeba3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:09.473312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104089/publication.txtobserved 201e910467dcbd16a279e4e638b83e17...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. |
|---|