OpenTechnical

OT-2026-000063177

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000063177) never changes.

Identity and time

Publication numberOT-2026-000063177 · never reused
Internal UUID01a0ae8c-94ab-72c8-a9da-7695d92fa117 · 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-2026-000063177
StatusPUBLIC

Content hashes

Canonical text5e8e206dd2f139586719944197aa8dca405da7400b76bc50a3900b1cee687db7
Markdown5ceddc78b4b19ef8804e0d295b2a9394fa30620d277b09d0e211fa464303b0d4
PDF
Publication pagef4988476a9269dd9db55e084e5061bbb654f1f30d3fe759b8f061599f9e722f3
Manifest7e3a35e96e36bbcd6e1b80da221b03d79cd63d1786ce31ad9a890974295a01ae

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
Signaturen7D5Bt4fRhnfYq5nwb36XKq/TAKfoHmQ3kkUyXoWz51xE4++6qC5XF7ScOVehXy5p3eZBYmOKjAeOCxDBJwzDg==
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

2026-09-17T10:38:58.216913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063177
observed f4988476a9269dd9db55e084e5061bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.200777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063177/manifest.json
observed 7e3a35e96e36bbcd6e1b80da221b03d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.181964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063177/publication.md
observed 5ceddc78b4b19ef8804e0d295b2a9394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.164013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063177/publication.txt
observed 5e8e206dd2f139586719944197aa8dca...
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.