OpenTechnical

OT-2026-000024880

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000024880) never changes.

Identity and time

Publication numberOT-2026-000024880 · never reused
Internal UUID01a0ae71-2727-7a6c-87ff-d6e5cf898365 · 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-2026-000024880
StatusPUBLIC

Content hashes

Canonical text39088c04568c8b1e1332bcc0d4e1f11758af1eebc607601bcf6cecfe1795d662
Markdown173b9f4f91f6eb21369b3372bd179b090f6f1df83b302724ed9a946fef3ca569
PDF
Publication page74537b69c8b3908775f766050e98e7098b10c6ffa2e2fa5c1bc0fce761a2ef29
Manifest4bbfa026d57675aa2008cc14f83ab68f3ceef44562be3156b7dca2149b761c73

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
Signature6/SEBzMqBL1g+o7gB+adpN7Cs/vAjQtrG9PjSCqPkVgxY3l5rJXCXMXCjA1C4Of8oXIAQeTyDsgo7rC4eE5xAw==
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

2026-09-17T11:48:12.028024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024880
observed 74537b69c8b3908775f766050e98e709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.008816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024880/manifest.json
observed 4bbfa026d57675aa2008cc14f83ab68f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.987562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024880/publication.md
observed 173b9f4f91f6eb21369b3372bd179b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:11.968115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024880/publication.txt
observed 39088c04568c8b1e1332bcc0d4e1f117...
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.