OT-2026-000087677
Publication integrity record
Three cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, 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-2026-000087677) never changes.
Identity and time
| Publication number | OT-2026-000087677 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-72b7-a054-a4b957041a4c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087677 |
| Status | PUBLIC |
Content hashes
| Canonical text | a947cbf2dafe455c6c9db038298f70493504ceda644494d290508e7b54b00b4a |
|---|---|
| Markdown | 93f09aa50fe2776a35eda4caacc87c8d49beaa155443b13ee924b1157d9f3d46 |
| Publication page | 7c0ee0fa85ef20cad3dd68ee775656c44106c6982b19262d6bf8f803025b707b |
| Manifest | f7dcbbd8c5dbef0da9fee104c0b11ce4e2b76f809473801caba2a43bc527d9c1 |
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 | K+40lRWDPA3Engfn0024XJgtSigrzf0qfxlrHs1rKLzaUpBBTx2njov/VOKhojKQKUPEFhg8xTq5ghPr7LNQBg== |
| 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
| 2026-09-17T09:51:07.458792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087677observed 7c0ee0fa85ef20cad3dd68ee775656c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:07.442898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087677/manifest.jsonobserved f7dcbbd8c5dbef0da9fee104c0b11ce4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.425137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087677/publication.mdobserved 93f09aa50fe2776a35eda4caacc87c8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.410161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087677/publication.txtobserved a947cbf2dafe455c6c9db038298f7049...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. |
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