OT-2026-000076821
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000076821) never changes.
Identity and time
| Publication number | OT-2026-000076821 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-79bb-8894-8083a3d23491 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076821 |
| Status | PUBLIC |
Content hashes
| Canonical text | db4ea306d0fe419ee287c19f51eb43965db39aa7e846f7a338108b23338e4226 |
|---|---|
| Markdown | bde7c3fae7eb1db13254745b4ac7db12aedd3aa49b86e72791101d4262f91243 |
| Publication page | 13ab1d6b36282f1725ee7c764b90904c2ef4616d69df4294e7384d9f2f57e4fd |
| Manifest | e553935f0e6eaaaf2bcba1cf937f2bb06b9075e961eeac6a1a33735591b1fcc3 |
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 | 73qPOd7ioeMcG+J30H4NBUyCNq4eI36k3qFNTLaur5UoohnRU9uPHFUdaNjeTPNsvXvcQq5MygiZSfDvhBH0Cg== |
| 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
| 2026-09-17T10:09:41.864420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076821observed 13ab1d6b36282f1725ee7c764b90904c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:41.846518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076821/manifest.jsonobserved e553935f0e6eaaaf2bcba1cf937f2bb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:41.827315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076821/publication.mdobserved bde7c3fae7eb1db13254745b4ac7db12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:41.809845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076821/publication.txtobserved db4ea306d0fe419ee287c19f51eb4396...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. |
|---|