OT-2026-000022207
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000022207) never changes.
Identity and time
| Publication number | OT-2026-000022207 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-7f0f-a894-b560f546b5b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022207 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89f83d165fb98a0be6c16a55b21216851f3aa2c62d4e185d1531b50b616be8aa |
|---|---|
| Markdown | d2743d74ad72ef419133f7f2112a13f773c57516b22e7ea941f458989107f4c0 |
| Publication page | e8a9ee3a965d03c3d41ed96c64a0c05344eeedae8bfd656730da2d4a4fba6568 |
| Manifest | dfd84560bd18485c9feb93363de48a55509458e03f925bf20ca1ba71ed3dd934 |
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 | HPZShEknRhrbywLixbUaSFI2G2j/sFtV6NLEy5ZjUJAfyrNgEt3OBKVRe18UA86zbRv/IHT83/fimWju4fiqDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:52:53.582802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022207observed e8a9ee3a965d03c3d41ed96c64a0c053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:53.564323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022207/manifest.jsonobserved dfd84560bd18485c9feb93363de48a55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:53.546455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022207/publication.mdobserved d2743d74ad72ef419133f7f2112a13f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:53.527758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022207/publication.txtobserved 89f83d165fb98a0be6c16a55b2121685...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. |
|---|