OT-2026-000081521
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000081521) never changes.
Identity and time
| Publication number | OT-2026-000081521 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-7e88-bf13-b89d39f9729a · 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-2026-000081521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53a09c601545e94ece3889939430dde10559ab2f7768a90390210836464395f7 |
|---|---|
| Markdown | 20f8382eb21a28554d7ab74ce1ebd7dee7d5dae657eaaa8a9dd59c2dd86a5b53 |
| Publication page | b77a48c21103439d1771f244b817633a52d0b7e448341c39a1c5944b416815c3 |
| Manifest | 86e00d382a18f04da36df7149db0f4d5f06b5391675ff29bc8b8594b08bf856e |
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 | 4BxlecbeJgxFe/PTdzW2r++krQICWBznJfdu1Xje5qnWY00ZQXwHteJ3Nuxx+lIPUk17BkL0h7+wTOPorVCOBg== |
| 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
| 2026-09-17T09:59:32.321282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081521observed b77a48c21103439d1771f244b817633a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:32.305369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081521/manifest.jsonobserved 86e00d382a18f04da36df7149db0f4d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:32.288683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081521/publication.mdobserved 20f8382eb21a28554d7ab74ce1ebd7de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:32.270876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081521/publication.txtobserved 53a09c601545e94ece3889939430dde1...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. |
|---|