OT-2026-000071021
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000071021) never changes.
Identity and time
| Publication number | OT-2026-000071021 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2e-7bc5-9341-012b3426dcf7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071021 |
| Status | PUBLIC |
Content hashes
| Canonical text | df728476fff9e940ff6fc29d0fb846b826590944f1c727638c8f3636c686fb48 |
|---|---|
| Markdown | 9a6e7aed42775052009691510e179301ef37e229f1adf14d620c1274a99950e1 |
| Publication page | 3e2998c0f04f043be47efe7d973a45e355fb5bed65cd8fc91d1251d8969142fc |
| Manifest | 9f8c03856859e38633d80f43513d639e1e9ac87acb951e795395758f58a080dc |
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 | 8r5NHfOwY8ZrIhQBHcbsc40DQ50WQ4sfHglPzuuUOc6q3k3wtxp5TxRu/cRen16Q5eaaM1X1PPARGIgDny02Cg== |
| 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
| 2026-09-17T10:25:52.591955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071021observed 3e2998c0f04f043be47efe7d973a45e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:52.575272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071021/manifest.jsonobserved 9f8c03856859e38633d80f43513d639e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:52.550950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071021/publication.mdobserved 9a6e7aed42775052009691510e179301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:52.532296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071021/publication.txtobserved df728476fff9e940ff6fc29d0fb846b8...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. |
|---|