OT-2026-000054877
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000054877) never changes.
Identity and time
| Publication number | OT-2026-000054877 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7f4c-8788-658462df786c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054877 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46a6bb8a07121a275a4cddb3a4a954a4a4baaeb2f5e1435f7c2daab043bae9db |
|---|---|
| Markdown | 33894b937246a37a8ac671bfafa6a6fa62970c0cc313c1b747139ad03231ecb9 |
| Publication page | e866f9282b8ab7730c3d7a0afdfe8877aaeb0f5d498c99820207cb601ee04fe5 |
| Manifest | 45743878d51b63d997d48fb2736377dc8846ba907883962c94a1ab60d0d225cd |
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 | //GrRC3JOwxnwWuBfplClHPQRC/YrkOGjd7CaKyUPs8Fe1tOFo7rQX1R+M6QwBHIPvG8OghTkNeeYSigNGKXCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T08:44:32.493285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054877observed e866f9282b8ab7730c3d7a0afdfe8877...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:32.239411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054877/manifest.jsonobserved 45743878d51b63d997d48fb2736377dc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:31.984106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054877/publication.mdobserved 33894b937246a37a8ac671bfafa6a6fa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:31.739977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054877/publication.txtobserved 46a6bb8a07121a275a4cddb3a4a954a4...fetched by grabo-systems from 34.44.131.203, 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. |
|---|