OT-2026-000027143
Publication integrity record
Foam pad vacuum gripper, three zone face, two stage ejector, pulsed 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-2026-000027143) never changes.
Identity and time
| Publication number | OT-2026-000027143 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3454-7184-94e3-2c83e16a4edd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9692e6acfb94e16865387e3838d2e7aaa101ff01b01eb0a8722832e634f13abc |
|---|---|
| Markdown | 196dc4f2291afa191f3248866025e9528b37dafc59a79eae6102b59867fdaa68 |
| Publication page | a35ca25ff962828b1a60354984eb0cecead19788405fc7db6ad64823fa59aca5 |
| Manifest | e1b37422f259e49de0780d3fd34c0d8104e6d79b719872f4f75f5bc9fa981a47 |
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 | TARN740zFUUXpJPIQNaYfhi0/N3DgMHS+kVMLXfAP9DNxWVYbSylLQVwsXWGA9wNv7r+fQQsfxa/kHLbCYwkBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:55.234548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027143observed a35ca25ff962828b1a60354984eb0cec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:55.212654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027143/manifest.jsonobserved e1b37422f259e49de0780d3fd34c0d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:55.192897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027143/publication.mdobserved 196dc4f2291afa191f3248866025e952...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:55.176101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027143/publication.txtobserved 9692e6acfb94e16865387e3838d2e7aa...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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