OT-2026-000006977
Publication integrity record
Bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000006977) never changes.
Identity and time
| Publication number | OT-2026-000006977 · never reused |
|---|---|
| Internal UUID | 01a0a96e-4e62-7710-ae08-8319f7f091c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:56:13.668536Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c4bc51c54146fc09d5b410609fd1e765bb2b69db0c8daeb752750dc0b01f900 |
|---|---|
| Markdown | 928c1b2a2ff88b1af8340952442de3739ac206bed0ef8b4c8fb5b02b84f266fd |
| Publication page | e5845a858ae1cf0fe1a6e0d68a9038c543e323c823b97c279a0c4ff7f2ab21c2 |
| Manifest | b07b60781af4601f4a638b981f4080916d2f90fdfba21f407e3542bf591cee26 |
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 | QuGiYTNJs2TpRv+UGUrh6M6DMuH8fS6FifpPZBqwRv9EYo6Sxyj3JMS/cfxRXkSXLXpzHu3IwwqN4/KRsKHoBQ== |
| 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
| 2026-09-16T09:00:15.680399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006977observed e5845a858ae1cf0fe1a6e0d68a9038c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:15.668242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006977/manifest.jsonobserved b07b60781af4601f4a638b981f408091...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:15.655401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006977/publication.mdobserved 928c1b2a2ff88b1af8340952442de373...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:15.636867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006977/publication.txtobserved 4c4bc51c54146fc09d5b410609fd1e76...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. |
|---|