OT-2026-000029852
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained 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-2026-000029852) never changes.
Identity and time
| Publication number | OT-2026-000029852 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7a5f-b255-d6b338001f5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029852 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f7d3462a87b640774d033c77b57fde2f866929734f7190c967d1c3cda25e137 |
|---|---|
| Markdown | a19f39b4df03c8f7d5e3ce4bebc808c83d1cad0f5cc170c8b651830206298b6d |
| Publication page | 8ffc059c64ddeb7048ddf1702c7a58b73e115705a0303a4e7d43b58dad360b0c |
| Manifest | 64aca3fe33d76ef4b4d3285f97502c62e97ad38e9cda970f9af11be8c5e17260 |
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 | MQx/jXjfb/88o+3poKNhChj2GTXuPs1oeXhoxJy8j5rJVsJRZ0fE7gvaqjGH8DaBLUbUiRy6AnCh7+wFJ4nGBw== |
| 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
| 2026-09-17T11:38:32.742225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029852observed 8ffc059c64ddeb7048ddf1702c7a58b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:32.723375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029852/manifest.jsonobserved 64aca3fe33d76ef4b4d3285f97502c62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:32.706096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029852/publication.mdobserved a19f39b4df03c8f7d5e3ce4bebc808c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:32.686085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029852/publication.txtobserved 3f7d3462a87b640774d033c77b57fde2...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. |
|---|