OT-2026-000050880
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000050880) never changes.
Identity and time
| Publication number | OT-2026-000050880 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b3-7b28-80c3-845863f812bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050880 |
| Status | PUBLIC |
Content hashes
| Canonical text | 739f297bc98d76894b00b39ad5663799d835b605114aec7449950cfadac89560 |
|---|---|
| Markdown | f584ed9e4520f4f0bdbf8ba4835ef7e3ef195d6ff568223786bf50311df23bb3 |
| Publication page | 068db1610dde478d66e5e29dbfd8e17e17ed7a74a7efc896ae623e376e5ce103 |
| Manifest | c61c4bfd1794c626591be7c308a04ca9acf8e9807786b4d8636d849c644afc6f |
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 | UpizicUcZ76rq1KFGwoFHlIki4WXrVNEt2rAeZJfiSYcVVCF7p/30tL7Hm9YzUQVH78CFo9TBJRQRtcpS94oDA== |
| 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
| 2026-10-18T00:41:46.803684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880observed 068db1610dde478d66e5e29dbfd8e17e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T00:41:46.757157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/manifest.jsonobserved c61c4bfd1794c626591be7c308a04ca9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:46.680328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/publication.mdobserved f584ed9e4520f4f0bdbf8ba4835ef7e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:46.545430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/publication.txtobserved 739f297bc98d76894b00b39ad5663799...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.763313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880observed 068db1610dde478d66e5e29dbfd8e17e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.734615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/manifest.jsonobserved c61c4bfd1794c626591be7c308a04ca9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.715953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/publication.mdobserved f584ed9e4520f4f0bdbf8ba4835ef7e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.687131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050880/publication.txtobserved 739f297bc98d76894b00b39ad5663799...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
| 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 |
|---|