OT-2026-000055021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000055021) never changes.
Identity and time
| Publication number | OT-2026-000055021 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-7541-a9d0-c6523bfb0298 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4820f365f7951d04722f59b2d6a9347a809021095b4795e01e1ebfa7c035a0d9 |
|---|---|
| Markdown | a13468b444ca09feab5ee0a2c91002233be5fa547221db3d280d3689ee5faea2 |
| Publication page | e07c29ad22651068bc0364a0deb8114ea08e7a25148e710a87968adeadf39e9e |
| Manifest | 172d099968c7ee0cfc0ff62fd08958551a4d6ec2f87ebd11a19ef3e015d5d60e |
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 | a4TUprLVPFNuKCF8xKHBZZzz5d6M2PuSdmiL+9uvcVQ1KYmi6Lf2UGCgiJoANFnP6BaPQ63UenjKPE5weVg0AA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:09.428958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055021observed e07c29ad22651068bc0364a0deb8114e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:09.411206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055021/manifest.jsonobserved 172d099968c7ee0cfc0ff62fd0895855...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.394718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055021/publication.mdobserved a13468b444ca09feab5ee0a2c9100223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:09.377706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055021/publication.txtobserved 4820f365f7951d04722f59b2d6a9347a...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. |
|---|