OT-2026-000053890
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000053890) never changes.
Identity and time
| Publication number | OT-2026-000053890 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7821-a94f-92c98202a8e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053890 |
| Status | PUBLIC |
Content hashes
| Canonical text | a30cc7d4bf6c4b6638ef7ad4cdd1aff03f6a8cbfedac8c8cd664f2c3cd6ccf9b |
|---|---|
| Markdown | 61238a5a180a0b640442d8a56a141d74077d85e750fcf8a99b7786c77d3c9faf |
| Publication page | 2ba73549a47471c0c0661d27414ea12352a3bc4b4253b81d55424a4dfc0ba70f |
| Manifest | 82a3e8917871786502b0738393fd07ee070444d42e47d366e17a13af2cda49c2 |
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 | cXFY+8+6xCbC0KVSRQWi9+b+wAaKVfdjjb6tV5g0m27RitQAul+JIsqs+Xd/hW2l8MLvfIgYWmWRIRj9lKlyDA== |
| 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
| 2026-09-17T08:40:43.815309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053890observed 2ba73549a47471c0c0661d27414ea123...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:43.795600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053890/manifest.jsonobserved 82a3e8917871786502b0738393fd07ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:43.776897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053890/publication.mdobserved 61238a5a180a0b640442d8a56a141d74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:43.756565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053890/publication.txtobserved a30cc7d4bf6c4b6638ef7ad4cdd1aff0...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. |
|---|