OT-2026-000006756
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, rubber cups, flat form
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-2026-000006756) never changes.
Identity and time
| Publication number | OT-2026-000006756 · never reused |
|---|---|
| Internal UUID | 01a0a966-5828-7603-b59b-7bc69419feb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:47:31.884037Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c7337d8f04b799cfa674af178921af9aaa0821b349b9ac60cba0e9f2ed86fa6 |
|---|---|
| Markdown | 729619ebd2e1ac0cb199558885f04f20b20699c9a64ff075221a75087aa39fa2 |
| Publication page | 87f3cb5963c3bbfae1ada02c1d137c27dccd1533e9abe50df9cd047e786fed2d |
| Manifest | 6842219c4ebe72f6ee77071247744a638229022efa56ceff01860d61ee84dec7 |
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 | 8l3m0vVq9+USkRjmOSXrgCTxDV1/1Fww+Lrk9MjmTL/PL3DJ8pPUvGXGA/YJP//ZSPYZ1+1JBmmGnHJNetlMDA== |
| 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
| 2026-09-16T08:50:09.878124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006756observed 87f3cb5963c3bbfae1ada02c1d137c27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:09.742443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006756/manifest.jsonobserved 6842219c4ebe72f6ee77071247744a63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:09.729691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006756/publication.mdobserved 729619ebd2e1ac0cb199558885f04f20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:09.718106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006756/publication.txtobserved 3c7337d8f04b799cfa674af178921af9...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. |
|---|