OpenTechnical

OT-2026-000063085

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000063085) never changes.

Identity and time

Publication numberOT-2026-000063085 · never reused
Internal UUID01a0ae8c-94aa-7ae5-bcc4-bae698965082 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063085
StatusPUBLIC

Content hashes

Canonical text9a932dfab48b72ab5d8f546e31ed703cfec96ac74bf10ef380689c8c6741659f
Markdown125c65668c9f925cb84cc8efe669486e625de1a8c681b474f9c362c23b2ec588
PDF
Publication pageb7f7e74bd0cc401530061651a68c5763a537997823a953ed3d7b0d90e03dafa1
Manifest6f535c75756ff1ba9310586f1249cc26737af3e8f201f3b23a74cd2fddeac9bf

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
SignaturemAgUOZZn6f8Zl/1jFfvoA7Jr7pGzbUC4BCjwVT/T4oQTxdunDhD9tpQyv7cGOpxKlt9H/L0pHeJUSooWMc9CBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:38:51.348821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063085
observed b7f7e74bd0cc401530061651a68c5763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.332300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063085/manifest.json
observed 6f535c75756ff1ba9310586f1249cc26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.315426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063085/publication.md
observed 125c65668c9f925cb84cc8efe669486e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.298465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063085/publication.txt
observed 9a932dfab48b72ab5d8f546e31ed703c...
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.