OT-2026-000081752
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000081752) never changes.
Identity and time
| Publication number | OT-2026-000081752 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f74-7d32-8d87-65ccd9bb3e40 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081752 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a56db461a2505bdb0437b31c235fba9bb6e045fd10149a1d8e8faea838989fa |
|---|---|
| Markdown | d689e0997bf00d03a2feebc92d81a5f9a97bb08db02f82a1b294d654aab292c4 |
| Publication page | bae9812c243e80587bb467214523f43fa8e8ad4329512f9919794e837be02e81 |
| Manifest | 9b04c634d07ce57af7ea98dac3eb367eea1199375646ef598df3bf10b940d73f |
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 | /pn/b5WbbELPf1/hSJrQVdmI/PfOXNc0hQXdVD2IidL5k7DaeY7qgpxMOsaF55AUZxIg/6mkBtG3de4enBMiDg== |
| 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
| 2026-09-17T09:59:50.287206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081752observed bae9812c243e80587bb467214523f43f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:50.269841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081752/manifest.jsonobserved 9b04c634d07ce57af7ea98dac3eb367e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:50.252126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081752/publication.mdobserved d689e0997bf00d03a2feebc92d81a5f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:50.232621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081752/publication.txtobserved 3a56db461a2505bdb0437b31c235fba9...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. |
|---|