OT-2026-000022015
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000022015) never changes.
Identity and time
| Publication number | OT-2026-000022015 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-7c24-8dec-68a23e48f6d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022015 |
| Status | PUBLIC |
Content hashes
| Canonical text | eadbd8b0dd8df7087ad086b2a0f0e9c9aa7d36c2bb5dcad16e510f01f6c7fa30 |
|---|---|
| Markdown | afa2b3e0f2b8f8ac355a77c6d8f4e04edf0f7e577518fbfcacd617a80f713a7f |
| Publication page | 4cde82fa9dc8aae175fe2ec1bcd83e3c2628ab99cdeef29ceb46ffec9a0e86bb |
| Manifest | 49958625201fd360d8e10c4230d062238f1fd30c7f715c89eb48c410448d7a69 |
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 | adrj9ZgOKXih4yTbhnZTimNMrbo8inbCwOSed7aIj2DNnR4ZS3ztELzqaNrfuFZRvyUK/oz9l+0c821yR0uJBg== |
| 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
| 2026-09-17T11:54:41.904297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022015observed 4cde82fa9dc8aae175fe2ec1bcd83e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:41.887361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022015/manifest.jsonobserved 49958625201fd360d8e10c4230d06223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:41.870917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022015/publication.mdobserved afa2b3e0f2b8f8ac355a77c6d8f4e04e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:41.853306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022015/publication.txtobserved eadbd8b0dd8df7087ad086b2a0f0e9c9...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. |
|---|