OT-2026-000055823
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000055823) never changes.
Identity and time
| Publication number | OT-2026-000055823 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-783e-98dc-9da06ded263b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055823 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5f38dac6927d130c897435a22bfe926b0c7479b7230093f7eb38784e45ca9db |
|---|---|
| Markdown | 8162f928bf9de9309ba20da350801e3d739cec8f74632828dea826d86e3f19ad |
| Publication page | bfe4900e1d227afd5229b17a8c35fd4968cea117ca44b7239300c04998522093 |
| Manifest | 654549b513d1f8bbde706c07f7bbccca03ad8fa2fed14e9332b7c7c8b5360527 |
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 | bS38CjuiuCQGVqygEkTXMEhzgh/R8bpQBHTeftqoZdKilflVZsZTgDu/bjIF1Nl7xfWN6XMX+OGc+e3NyxhPAw== |
| 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
| 2026-09-17T10:51:12.264291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055823observed bfe4900e1d227afd5229b17a8c35fd49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:12.243754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055823/manifest.jsonobserved 654549b513d1f8bbde706c07f7bbccca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:12.225316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055823/publication.mdobserved 8162f928bf9de9309ba20da350801e3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:12.202922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055823/publication.txtobserved f5f38dac6927d130c897435a22bfe926...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. |
|---|