OpenTechnical

OT-2026-000063318

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000063318) never changes.

Identity and time

Publication numberOT-2026-000063318 · never reused
Internal UUID01a0ae8c-f943-7770-b0e0-4d53d44463aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063318
StatusPUBLIC

Content hashes

Canonical textcfd9bd7ec5a2df6b10ca8f8dc70b58c27bc963d386af417004a3e4bb1279d498
Markdown167913453985b0a377ed6e89c2efdcd005e9509e3394793edaa6278178894e53
PDF
Publication pagefb580dd72869882cf34b6bf86b3bf5cfce83a6b3b2c8e23552b3778af78c82ed
Manifest19c6cd05b968c50f741b25fbf71af8342c98033aa28223fe07dc17f3b45e42aa

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
SignatureVYXqhsgBR12wcd06bGN+f2to6tMKvSqpIX+jN1ISwlBbFIquqV/sd4SgwHTmAm/q36Bv346FAaG8wTH7ZDCMCA==
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

2026-09-17T10:37:12.567633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063318
observed fb580dd72869882cf34b6bf86b3bf5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.548999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063318/manifest.json
observed 19c6cd05b968c50f741b25fbf71af834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.529993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063318/publication.md
observed 167913453985b0a377ed6e89c2efdcd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.512431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063318/publication.txt
observed cfd9bd7ec5a2df6b10ca8f8dc70b58c2...
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.