OT-2026-000055851
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two 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-2026-000055851) never changes.
Identity and time
| Publication number | OT-2026-000055851 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-71c7-ba4f-55fd106ee7a1 · 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-2026-000055851 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399b540263e6c733170b1b41245f3c412c485a3ccd4fcf4f99c3d7fd909c60fd |
|---|---|
| Markdown | f78165887d8743a7a547fae85473ed4dcf19b0e6930f88eaf32074e36b8ff361 |
| Publication page | 2fd00a0ff5da2cf9f6d4d5e555460956de2eb030b7fd0cdc37605e2757999ce8 |
| Manifest | f9146ee15b56c7a29dd20ef44d164e455c0a938ab499a36f12f8930a78f2c92b |
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 | Wow/YILWqZ4HAWyTzvktb+3zK7+dsifjGtRcwm5KbAsfRZMcLncHtLyLCqDSdsb1ybnF6yziRHIzig/b3AgyAQ== |
| 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
| 2026-09-17T10:51:14.706634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055851observed 2fd00a0ff5da2cf9f6d4d5e555460956...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:14.686893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055851/manifest.jsonobserved f9146ee15b56c7a29dd20ef44d164e45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:14.670060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055851/publication.mdobserved f78165887d8743a7a547fae85473ed4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:14.652832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055851/publication.txtobserved 399b540263e6c733170b1b41245f3c41...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. |
|---|