OT-2026-000072740
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000072740) never changes.
Identity and time
| Publication number | OT-2026-000072740 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7a78-b330-71bef0c6e35c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01e0ff1beeda559651c15e5a630391137a6425a0d90d59963bbdffd18a56dbec |
|---|---|
| Markdown | 4bc04747bcfd47af4803f4ecfdc0aeb7d86a1731521ff36735d2129da5d70f26 |
| Publication page | 6d4bf27c0a585c18b878858af89154b8cc46cd0c1fa80211a4495830da34373d |
| Manifest | 259991c2e79ee3916b679739d18475fbd0d5d52fa470e7196279d605b29cc91d |
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 | kNJUTPvyneaelCRmS7/aD6GnPPZTztYKErzcjfArUGoLFXvc5kEvgE6yTtog/tDm5wH/QfVg0u2Qvo2vI776Cw== |
| 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
| 2026-09-17T10:22:38.628388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072740observed 6d4bf27c0a585c18b878858af89154b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:38.610265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072740/manifest.jsonobserved 259991c2e79ee3916b679739d18475fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.593086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072740/publication.mdobserved 4bc04747bcfd47af4803f4ecfdc0aeb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.575260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072740/publication.txtobserved 01e0ff1beeda559651c15e5a63039113...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. |
|---|