OT-2026-000008278
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, vented after 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-2026-000008278) never changes.
Identity and time
| Publication number | OT-2026-000008278 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908e-7b22-a081-7ef94db7c2d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008278 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf3634bcb36a459a56fc113c099ce179d40ddd128db6e2ad9119853caf2cbd85 |
|---|---|
| Markdown | aa6a99ccaa9768a1a721a7cef872c306c972971fa38786f7dbe04eaca5f33553 |
| Publication page | 0cc0ddae714dd65c2075579d6791e878467470b02c531680d860d6f6a3bcd8ba |
| Manifest | 7f1be6e169af6faaa0477fd10969cffc9fd12c1efa92c2a5f176b52d9b15a081 |
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 | vLlRceJkUJfwNsFVh7Cb55LcWpm2ZKVyl84Pj8a2jlsVDpAuE7+t7KAp3bl9OxK9tRApdQ29vYYtJGuIt7kdDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:43.150499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008278observed 0cc0ddae714dd65c2075579d6791e878...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:43.134217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008278/manifest.jsonobserved 7f1be6e169af6faaa0477fd10969cffc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:43.115860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008278/publication.mdobserved aa6a99ccaa9768a1a721a7cef872c306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:43.089770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008278/publication.txtobserved bf3634bcb36a459a56fc113c099ce179...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. |
|---|