OT-2026-000006778
Publication integrity record
Porous face vacuum gripper, four outlet manifold, pump fed, contact triggered, vented after 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-2026-000006778) never changes.
Identity and time
| Publication number | OT-2026-000006778 · never reused |
|---|---|
| Internal UUID | 01a0a967-16ee-7cca-90bd-02cecfbc4e9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:48:20.721333Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006778 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbf8ba3beb9aeb0eaa138d482734ab98cc0840c15f009eafb76e6fadec120e56 |
|---|---|
| Markdown | 3bfeb190f7bc56e4699050ad606ace43fa6d506ce67f526434f76b89f49e02de |
| Publication page | d6d69b9d195c6dba5f0d51bcb1932a02cee5e2b0d7b69ab424df6ae707d6bf37 |
| Manifest | b0d93c73a316ecc207e3d520aa4dd84352df7e1c56715b6fd1f9dfdc90dc243b |
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 | e9C92AQBhpRnTyK5E9bDEfSU3+CxqTydy8kNm8aMeJFO3Kgl/5DBGAqH9n3A2baNLihcFmrAt0bsK/cVp9HQDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T08:50:07.432960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006778observed d6d69b9d195c6dba5f0d51bcb1932a02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:07.420500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006778/manifest.jsonobserved b0d93c73a316ecc207e3d520aa4dd843...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.406376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006778/publication.mdobserved 3bfeb190f7bc56e4699050ad606ace43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:07.392278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006778/publication.txtobserved bbf8ba3beb9aeb0eaa138d482734ab98...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. |
|---|