OpenTechnical

OT-2026-000039570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039570) never changes.

Identity and time

Publication numberOT-2026-000039570 · never reused
Internal UUID01a0ae78-d8d3-7624-997e-e81414574575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039570
StatusPUBLIC

Content hashes

Canonical texted0562135203c053152297e932400bd18a74bccee41733b25bddce8bdcbfd01e
Markdown249db6c0ad99fd8b9369a3c0211f0b51e75f9eaf3d927364d455132daa94526e
PDF
Publication page1f6f44a2621dd0a56ff90c328b99c77b7883b3c9bd4a068c0cf55205c684f68e
Manifest70ee85e10586ef2b831e1e7d4aeda8bc53f5b81cce0fbbc76917498870acb6d8

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
SignatureM7qToLOJCH0w0jilIJsdIhMASn3m+qfGljv2un46uDVw63r1TK4eLvhRxVqyjjhTBEBVqWzayAvG1W+XvYINBw==
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

2026-09-17T11:19:43.569589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039570
observed 1f6f44a2621dd0a56ff90c328b99c77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.551702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039570/manifest.json
observed 70ee85e10586ef2b831e1e7d4aeda8bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.534510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039570/publication.md
observed 249db6c0ad99fd8b9369a3c0211f0b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.516957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039570/publication.txt
observed ed0562135203c053152297e932400bd1...
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.