OpenTechnical

OT-2026-000025004

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000025004) never changes.

Identity and time

Publication numberOT-2026-000025004 · never reused
Internal UUID01a0ae71-2728-71de-8c09-0963afd62b21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025004
StatusPUBLIC

Content hashes

Canonical text874017d5aa027ee984bbac496d7b87a9ecdc023f133a266e67b5ec03089eb4e4
Markdownfc812c9fd4321d74ed9666387fde9a8e789bbd0515603f1a60662bacad4b1a34
PDF
Publication pageced817ccd1f4ff7a68ee3898487d7858a88be2a1b7ae085de7553af2d18d096d
Manifest15aef19a6997d51ac273993965908d3745dd6fc04d78701e18d32b8c4d333556

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
SignatureBS1QpeLDZGFL8oONKAA6BnTHIa63hU+WkwBfLLeNjuoEs0uiDopP+lKs7rXfGnG4J3LBURFM+2/IwSfs6aq1DQ==
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

2026-09-17T11:48:24.088896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025004
observed ced817ccd1f4ff7a68ee3898487d7858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.067031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025004/manifest.json
observed 15aef19a6997d51ac273993965908d37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.047416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025004/publication.md
observed fc812c9fd4321d74ed9666387fde9a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.029387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025004/publication.txt
observed 874017d5aa027ee984bbac496d7b87a9...
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.