OT-2026-000040921
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000040921) never changes.
Identity and time
| Publication number | OT-2026-000040921 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7b02-8254-4ecfa48939ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 455dbf9d1d164ec8513cc55a7416d2c0e05431ea8137075dd9b21901dfce9420 |
|---|---|
| Markdown | f043046ca1c5481e2e342cad696cea321a8579798d5f5b1b141a2f4a6c6dde28 |
| Publication page | d4d371b57282d4f3810fdd9d4375b5b9539b460b844d573f560f32e9d73d317b |
| Manifest | 6a155dac6b22a412612ae04108d1eca70a90bf74367d9ffc0c12a099eb3c7bf8 |
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 | Pvs4qE8TcH5bX8xXWkF/Mc8Z2QsEFkKOKOlQIh+FFDww4vYEZoHDcG5vX8GgXHZkSJtWwqEamdnkfPMo21ZhAg== |
| 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
| 2026-09-17T11:20:18.755917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921observed d4d371b57282d4f3810fdd9d4375b5b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:18.739546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/manifest.jsonobserved 6a155dac6b22a412612ae04108d1eca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:18.717742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/publication.mdobserved f043046ca1c5481e2e342cad696cea32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:18.694133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/publication.txtobserved 455dbf9d1d164ec8513cc55a7416d2c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:43.736583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921observed d4d371b57282d4f3810fdd9d4375b5b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:43.718151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/manifest.jsonobserved 6a155dac6b22a412612ae04108d1eca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:43.698933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/publication.mdobserved f043046ca1c5481e2e342cad696cea32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:43.682254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040921/publication.txtobserved 455dbf9d1d164ec8513cc55a7416d2c0...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. |
|---|