OT-2026-000035848
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000035848) never changes.
Identity and time
| Publication number | OT-2026-000035848 · never reused |
|---|---|
| Internal UUID | 01a0ae76-b4c9-7e7a-8e32-a752805b3442 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:30.265572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000035848 |
| Status | PUBLIC |
Content hashes
| Canonical text | 508a2aae8a86bf7cd5794691e386245cb38d595dc2bf5c2347e6b54ec39cf52b |
|---|---|
| Markdown | 50a738a88e45aa6b4a2837de2b8f0224da2e0d3bb5fd0f3e9dec47af1d4d9210 |
| Publication page | 2b927d34c1ccb157fc05083158a4830f23f3a5fd4f7d7ef735b36476c70a5b01 |
| Manifest | 1dae9c6423545cfd67245b9a6fdba0f5795cb1aefa706aa108b18c84d7433a72 |
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 | dAC+skDPXqVC3IA7u7PDo96k5xNVo8sEK7sc/IMNg9rwqW5zjmYr1JQeVaOAkO1KPC9lzwBncVFphYwsJ4oGBA== |
| 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
| 2026-10-12T20:41:54.955897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848observed 2b927d34c1ccb157fc05083158a4830f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T20:41:54.884148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/manifest.jsonobserved 1dae9c6423545cfd67245b9a6fdba0f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:54.808139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/publication.mdobserved 50a738a88e45aa6b4a2837de2b8f0224...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T20:41:54.577295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/publication.txtobserved 508a2aae8a86bf7cd5794691e386245c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:59.076890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848observed 2b927d34c1ccb157fc05083158a4830f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:58.976720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/manifest.jsonobserved 1dae9c6423545cfd67245b9a6fdba0f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:58.881324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/publication.mdobserved 50a738a88e45aa6b4a2837de2b8f0224...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T04:41:58.786475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035848/publication.txtobserved 508a2aae8a86bf7cd5794691e386245c...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 |
|---|