OT-2026-000072257
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000072257) never changes.
Identity and time
| Publication number | OT-2026-000072257 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7189-99b9-a1f5bb922857 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072257 |
| Status | PUBLIC |
Content hashes
| Canonical text | c230f9e8f8973f274989bcace329cfd76ba82245741cb858f46247736d4b0ff4 |
|---|---|
| Markdown | 0cb907f9f28df731e704fcd5893375eb327b896f64cb8e5076261e3a52070c67 |
| Publication page | 7c8b4f54f92a8e4e6a6a91c2efca4b7da207a2f350da7137985e9041331b353f |
| Manifest | 5d63842962a9c12fe482d570db8d33c2a5117f7f2faa5a070d95ba2afaf86dcc |
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 | YNhPqVL6Zyho5Qn0RMX3AtFzLzk3xc0dkHiDNONUWZu5i7rpkIcPtew8SrZ8TMjRewTVGdJhZQ2VhhZON6kKCg== |
| 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
| 2026-09-17T10:23:22.062060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072257observed 7c8b4f54f92a8e4e6a6a91c2efca4b7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:22.045344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072257/manifest.jsonobserved 5d63842962a9c12fe482d570db8d33c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:22.028511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072257/publication.mdobserved 0cb907f9f28df731e704fcd5893375eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:22.011076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072257/publication.txtobserved c230f9e8f8973f274989bcace329cfd7...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. |
|---|