OT-2026-000061621
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000061621) never changes.
Identity and time
| Publication number | OT-2026-000061621 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b45-71c3-9002-d42b42e9f51e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061621 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5b9d98988c84ad6c956437d97cc191905a155b0b3d6af44c3e12f91318bce6b |
|---|---|
| Markdown | 9178011168a570102e4674d8247b35d7328bcc9583b2509c8f7bb8edee21f8f9 |
| Publication page | a11a62b484b91c007bbd1140e74538dd8393f6f1774d06fadd5636d8536b9ed8 |
| Manifest | f0280df9b295fa4b9edd281d5112dbb5b701296ce48fc5b69ba9bec40208b204 |
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 | IfUXSL30RbaJKeHV4Uf8IvRNE0z/84OrY9qF3R9WKatLmWqexmJRk56ZjYPQF+vjVGltfEvu6v1e1Ip3HRr5DA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:41:33.268491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061621observed a11a62b484b91c007bbd1140e74538dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:33.249541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061621/manifest.jsonobserved f0280df9b295fa4b9edd281d5112dbb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:33.230447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061621/publication.mdobserved 9178011168a570102e4674d8247b35d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:33.208330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061621/publication.txtobserved f5b9d98988c84ad6c956437d97cc1919...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. |
|---|