OpenTechnical

OT-2026-000017326

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000017326) never changes.

Identity and time

Publication numberOT-2026-000017326 · never reused
Internal UUID01a0ae6e-76c8-7a67-b73e-802791ea0aab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017326
StatusPUBLIC

Content hashes

Canonical textd71117e23c0fc629677e99c661f79132a463d6d216e6e4b46d5e8b3329a99f10
Markdown60ef7de7d7538b4874e85444b6131ff28b5c62aa98f264e91bbac9f4d345c7c3
PDF
Publication pageae220e70f324bc615ad81482259ba0fdb7e1f1946d991d573cd611e0c74c18fa
Manifest8362cc5cbeaafa4c33ee99f5a4692938096e1e1ec1421fc3eeb6f9036dd0cea4

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureEj9wAGDr2OzgCX89kEeGprVfrBcBWpBu7AqZ5vwYFNRa+jszzs6jJsHh5A04QQozfEd0yaAeEDsqHjke23pkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:25.892909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017326
observed ae220e70f324bc615ad81482259ba0fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.875372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017326/manifest.json
observed 8362cc5cbeaafa4c33ee99f5a4692938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.860152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017326/publication.md
observed 60ef7de7d7538b4874e85444b6131ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.843826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017326/publication.txt
observed d71117e23c0fc629677e99c661f79132...
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 archivePending 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 packagePending Custody packages are produced weekly.