OT-2026-000047391
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000047391) never changes.
Identity and time
| Publication number | OT-2026-000047391 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e57-7e8d-8649-05c686a1fdd1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047391 |
| Status | PUBLIC |
Content hashes
| Canonical text | d56759061ca6e48d0490d8dcd5216dc58b7ae3f4332f090b4ce6087f4c4c6c54 |
|---|---|
| Markdown | 71cc1cecdd0a0f786d68fb266a85b5677efab55e5e1ef8ba709004ccddc63035 |
| Publication page | 2a231ef778da41c714b70349ecc2595eaae6a1367483c3e4434322ea4f29c1c1 |
| Manifest | 9d393eb6b781916045ec30c6e69f551095dfefe98cedb01b67d10d50fed5ee2c |
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 | m0EUWcdxO/nnlkbXQRACx9Nh1RO63OKRhhWAhQuexYTJp75+6HbITOAtiY1atfZWNa9TV0hUt7IG3f6KnfPyCA== |
| 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
| 2026-09-17T11:06:24.081647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047391observed 2a231ef778da41c714b70349ecc2595e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:24.066253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047391/manifest.jsonobserved 9d393eb6b781916045ec30c6e69f5510...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:24.047752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047391/publication.mdobserved 71cc1cecdd0a0f786d68fb266a85b567...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:24.030669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047391/publication.txtobserved d56759061ca6e48d0490d8dcd5216dc5...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. |
|---|