OT-2026-000007281
Publication integrity record
Bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, plastic cups
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-2026-000007281) never changes.
Identity and time
| Publication number | OT-2026-000007281 · never reused |
|---|---|
| Internal UUID | 01a0a979-2bde-7d41-87d8-0deb855ec968 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:08:05.729002Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007281 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f79af796090216bd61dd6553396563b28a3a19b7fe98db32ef2719fda5d9e8d |
|---|---|
| Markdown | 7690a6193550e7c5b644067b07cf558c9b4409d95793c854f281581e9761c400 |
| Publication page | 7a1eb041150bccc785c5c88afa17630fae9dfe245ac45e7dd4c4f07b82fad5dc |
| Manifest | ed7ae93bb783d48364870e0403649fb87ac126172508e899c111ad0b3de6a76c |
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 | F6H38eMxbyOW1mVIUc92lef51ctIasl6yYarmNojK71uqDK26bHXT2bZVfi2RmPEXJm9X7+WAJ48wwJjhyUACg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:08.244300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007281observed 7a1eb041150bccc785c5c88afa17630f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:08.231847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007281/manifest.jsonobserved ed7ae93bb783d48364870e0403649fb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:08.218810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007281/publication.mdobserved 7690a6193550e7c5b644067b07cf558c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:08.205518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007281/publication.txtobserved 0f79af796090216bd61dd6553396563b...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. |
|---|