OT-2026-000004607
Publication integrity record
Porous face vacuum gripper, two zone face, common isolation valve, ejector fed, pressure verified
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-2026-000004607) never changes.
Identity and time
| Publication number | OT-2026-000004607 · never reused |
|---|---|
| Internal UUID | 01a0a91d-8aa8-77ee-a2e6-082529ed73fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:00.682833Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004607 |
| Status | PUBLIC |
Content hashes
| Canonical text | 926d2429cc308636e8d8d49f0e9beea53a631925d7ede80e3bafd9c097ff2979 |
|---|---|
| Markdown | 25c04e25673612e2f55ed0da466f856584358e996c80f7e08078803655e8761b |
| Publication page | d3eacef006d24cf0a07a5357ef803bb3237dbb81990bdd16568809291011bc50 |
| Manifest | 8af57cfd9e4e084317e8139a1838c60aa0e31034bc297fabacd9f97b731a3b3b |
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 | cOCUs/XOi1A/Ao0aZUAckJKSmk7TH8YRmUKzchdpiqAdEHrOHtFI13f+67btn7Chp2frqdNBjz/C7Hxu0TXmBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:09.723036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004607observed d3eacef006d24cf0a07a5357ef803bb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:09.709131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004607/manifest.jsonobserved 8af57cfd9e4e084317e8139a1838c60a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:09.694619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004607/publication.mdobserved 25c04e25673612e2f55ed0da466f8565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:09.681454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004607/publication.txtobserved 926d2429cc308636e8d8d49f0e9beea5...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. |
|---|