OT-2026-000028137
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000028137) never changes.
Identity and time
| Publication number | OT-2026-000028137 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-78b8-a0df-84843aed3825 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028137 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96e5536fafb0aa570ace0bc1dbb7c3292446cebcdfc0a4327b528a6ca7dd77b4 |
|---|---|
| Markdown | ef9cd9cd392c3ce7a890a0721affe46545827c347cd18a3d0d66f259215ae2be |
| Publication page | 8993eae0e5f0ff903b3b73f73e6a63cbb8155d55b41b45edbbf2783b4b8a4299 |
| Manifest | 5266cf23c0562097e67d536d2c095377787fa12bd9b752451415744326feb29e |
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 | vvn5tSB56gYonwXjS+nc9EYndIEIrqRkhVyNtWIphfxAUpPmA3tpkmjKv7xQL6mFopB0uc9ihGKvvKezpaLoCg== |
| 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
| 2026-09-17T11:42:02.126568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028137observed 8993eae0e5f0ff903b3b73f73e6a63cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:02.102159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028137/manifest.jsonobserved 5266cf23c0562097e67d536d2c095377...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:02.082810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028137/publication.mdobserved ef9cd9cd392c3ce7a890a0721affe465...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:02.055374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028137/publication.txtobserved 96e5536fafb0aa570ace0bc1dbb7c329...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. |
|---|