OT-2026-000031263
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off 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-2026-000031263) never changes.
Identity and time
| Publication number | OT-2026-000031263 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-7b70-a4ba-a66f56cc07d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031263 |
| Status | PUBLIC |
Content hashes
| Canonical text | a65d11f927e30d565b5490c930bfe7a7e8d0b175eeb260d7649ef019e2242a86 |
|---|---|
| Markdown | d555e472764d1a3a140aba44d912f4725cdf63bd0c581994d8706108207430af |
| Publication page | 415fee9c35d2846aa941ae72a677324f44b9f57d03d668a274f4a8bceed90f9d |
| Manifest | 08526bf8dd4b7d9c6f82e82cfec14c70a64b7973ecf44a43183baa71762470be |
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 | /hvkxV49o0yZJu7KsJqcF9Fi2/8viLJsZUY2wJnvCWi6N8KRj7/KW+43dK3KynnqUmllpSfVbtT5ZR8BUwJRBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:42:05.135411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263observed 415fee9c35d2846aa941ae72a677324f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:04.933890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/manifest.jsonobserved 08526bf8dd4b7d9c6f82e82cfec14c70...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:04.594952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/publication.mdobserved d555e472764d1a3a140aba44d912f472...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:04.192919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/publication.txtobserved a65d11f927e30d565b5490c930bfe7a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:50.484005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263observed 415fee9c35d2846aa941ae72a677324f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:50.465307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/manifest.jsonobserved 08526bf8dd4b7d9c6f82e82cfec14c70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:50.448441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/publication.mdobserved d555e472764d1a3a140aba44d912f472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:50.431670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031263/publication.txtobserved a65d11f927e30d565b5490c930bfe7a7...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. |
|---|