OT-2026-000028627
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000028627) never changes.
Identity and time
| Publication number | OT-2026-000028627 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-77bc-9487-99e42c4d8188 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028627 |
| Status | PUBLIC |
Content hashes
| Canonical text | 075e4f83f7df98bf523ffc2945f41f9fe399a9ed9cfb21caa30a5b6cb5e0ec49 |
|---|---|
| Markdown | 908f61dc3976330bf7c1029dafdf1131e8fa521570d3caa54712c310c11670eb |
| Publication page | bccdf6f13978b74c48ea99727968a7ebda8a61bdd790a2a8aff0301e5f0d9347 |
| Manifest | 33e637463882fdf4e9a3fbaee3cadc28bd182838c714a7a760d12bb832be450f |
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 | dqYgSC8caqPMQzAdkcNgjYT9PrN9BnilL0LPcc0JtgaW/7CpsaKn9txr7QNQulJM4pbLJKSAoLx6bACC6suLDQ== |
| 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
| 2026-09-17T11:41:29.673768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028627observed bccdf6f13978b74c48ea99727968a7eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:29.641972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028627/manifest.jsonobserved 33e637463882fdf4e9a3fbaee3cadc28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.622247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028627/publication.mdobserved 908f61dc3976330bf7c1029dafdf1131...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.603580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028627/publication.txtobserved 075e4f83f7df98bf523ffc2945f41f9f...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. |
|---|