OpenTechnical

OT-2026-000062324

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000062324) never changes.

Identity and time

Publication numberOT-2026-000062324 · never reused
Internal UUID01a0ae8c-0abf-79de-b987-ddece7f12d31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062324
StatusPUBLIC

Content hashes

Canonical texteb5903a9c2ee91b53caa03801ceb659349865dd0a74836c6074b2eaf5583791a
Markdown74782e7f9018bc60b3526fd7c68783bf1d35fef2432c506c6a5020cbf5dba08b
PDF
Publication page574c4b503b70c9a052be0eaf50a13405acae300ee9b78159cf3b31ab5e4dd04c
Manifest10e4a1bd26c8dfcf2c9a9cc764eb20cf629bd2e89a5a0351cb290f3cd8c8a966

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
SignatureOgW3NBZCx1NkzxY71MBd61G7ZVyCUjqn2DC1ls3jX0mTjZyLZV8/BsYGgQAs9S0WKUW47uvS/w8Fl66xh1jnDw==
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

2026-09-17T10:39:37.790082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062324
observed 574c4b503b70c9a052be0eaf50a13405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.772634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062324/manifest.json
observed 10e4a1bd26c8dfcf2c9a9cc764eb20cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.755965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062324/publication.md
observed 74782e7f9018bc60b3526fd7c68783bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.738179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062324/publication.txt
observed eb5903a9c2ee91b53caa03801ceb6593...
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.