OT-2026-000005815
Publication integrity record
Porous face vacuum gripper, common isolation valve, plant vacuum fed, contact triggered, closed cell
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-2026-000005815) never changes.
Identity and time
| Publication number | OT-2026-000005815 · never reused |
|---|---|
| Internal UUID | 01a0a945-c83a-7281-a269-5cbe9b08ac80 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:57.884707Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005815 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73df9fd7170ec25e07dad189898cd727037d50b50ccb9c0b81cf817af7c6a1e3 |
|---|---|
| Markdown | 70d0490bf6d5d0892747a87120badfdf853402500c4de74b30dbf4665420949d |
| Publication page | 292ab4ecbd9877ac33655749525f0a568f5f0c98aee912e787545a7f3eb46683 |
| Manifest | c1f22bb4d2a342d4f79091c86ede2f59fa7fe370ec259daa017d431a06654f29 |
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 | I9vyLJYioqDmP8wqtPb0LIzYpZodVAog/STAkvikiyz5gRTxPKeNFpwOKNftmT564ZrdVw38tszayadwvs1/DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:29.651398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005815observed 292ab4ecbd9877ac33655749525f0a56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:29.639177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005815/manifest.jsonobserved c1f22bb4d2a342d4f79091c86ede2f59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.624617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005815/publication.mdobserved 70d0490bf6d5d0892747a87120badfdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.487939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005815/publication.txtobserved 73df9fd7170ec25e07dad189898cd727...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. |
|---|