OT-2026-000020508
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000020508) never changes.
Identity and time
| Publication number | OT-2026-000020508 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7e71-9de5-e4327ecb1128 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020508 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c65fa09ffca3cd8b68d20faac66e055ca410e50c18b14915b2f86fc1795e687 |
|---|---|
| Markdown | 4dde7286cb7fbb914f6b35bcdd34ceb516dd407d55e12710196c35e5e5193e6d |
| Publication page | 253e3f21495022cae77a6fa56d7b07ff02c9923672fcd29aa4c0f6379388aabd |
| Manifest | 23d61b5059c613d329dd5c7e4f832cb20baa6a07f5c9c5229ee288ebb66e2efb |
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 | a71WMzpJ8OmG+mWMYvbUwcxR3wktQ51hWaPLAFgKyBEzY3lF8enJkHWdwKn0U6jH/Qo/NaxVN8g4DOE6MHHkBg== |
| 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
| 2026-09-17T12:00:28.354052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508observed 253e3f21495022cae77a6fa56d7b07ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:28.335795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/manifest.jsonobserved 23d61b5059c613d329dd5c7e4f832cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:28.315100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/publication.mdobserved 4dde7286cb7fbb914f6b35bcdd34ceb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:28.296521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/publication.txtobserved 9c65fa09ffca3cd8b68d20faac66e055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.394917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508observed 253e3f21495022cae77a6fa56d7b07ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.376750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/manifest.jsonobserved 23d61b5059c613d329dd5c7e4f832cb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.356989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/publication.mdobserved 4dde7286cb7fbb914f6b35bcdd34ceb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.339630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020508/publication.txtobserved 9c65fa09ffca3cd8b68d20faac66e055...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. |
|---|