OT-2026-000077641
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000077641) never changes.
Identity and time
| Publication number | OT-2026-000077641 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-72a2-88b3-c7f834068520 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077641 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bdc8b18bd1093f63bb6692459fc0cf6db658bc4dc2629cd199f1391756fb901 |
|---|---|
| Markdown | d1e7b06369ad4611e22eb2c46eafd7d99ad04e450fb7971245ac8b56deab48d4 |
| Publication page | bb130974808ecd075de5eeefeee895d30e9603e7b8dba7adb505eab5b149f0f4 |
| Manifest | e949a19ec8d4ab57d2fdbd57dcb2fdc4e6a1e9c1e2f53df88d519cc1c2813fd6 |
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 | u8Mk7ZdL62QB1/wNRTmn1bPwYX7UvqTv/TYdzMhZF8aar/M54nxEcjaG7FPa60IVpHzdFH99OwFOls+dMO+bAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:07:12.447227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077641observed bb130974808ecd075de5eeefeee895d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:12.428806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077641/manifest.jsonobserved e949a19ec8d4ab57d2fdbd57dcb2fdc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.410812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077641/publication.mdobserved d1e7b06369ad4611e22eb2c46eafd7d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.391446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077641/publication.txtobserved 2bdc8b18bd1093f63bb6692459fc0cf6...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. |
|---|