OT-2026-000063290
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, vented 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-2026-000063290) never changes.
Identity and time
| Publication number | OT-2026-000063290 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-94ac-7c99-867f-b2520445564a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:23.840289Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063290 |
| Status | PUBLIC |
Content hashes
| Canonical text | 815c0a0587821163cd8dc670fe71b182e0b7dcb60fcd83d52d172db851adc53a |
|---|---|
| Markdown | d7929b0c7a882513cd621a29ea929af07f06e3c9604c7eaafce0a778ad0e55bc |
| Publication page | 07ec414a9e21e7c803473089d4f672666282fec4c36e263cd9419c7d66e46577 |
| Manifest | bfbabb0cac6691aba75c8527dd0491ba597726b955b5d8f20c3abf8391e7b485 |
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 | L4rZ5yEjusj3OfcXA9qmjQK70CV6/TibocnP/6jzDmgZ5RZC7rTg3v8a99+2Nl9zRuu57lMGcOmEmBPBT1QwBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:39:11.062207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063290observed 07ec414a9e21e7c803473089d4f67266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:11.043384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063290/manifest.jsonobserved bfbabb0cac6691aba75c8527dd0491ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:11.024866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063290/publication.mdobserved d7929b0c7a882513cd621a29ea929af0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:11.007656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063290/publication.txtobserved 815c0a0587821163cd8dc670fe71b182...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. |
|---|