OpenTechnical

OT-2026-000050677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, vented before 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-2026-000050677) never changes.

Identity and time

Publication numberOT-2026-000050677 · never reused
Internal UUID01a0ae82-c7b0-7d62-a7b1-3551e21df778 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050677
StatusPUBLIC

Content hashes

Canonical textdaf240b58488fc96f67422c850f583deb6f99c13b255efd886381928581ce006
Markdown4190695dcd1afba2e7d74cb19b85df4c29ee1992f388c715cfbc1e8003cc3c70
PDF
Publication page8d3afd6c624fece51b1c8608ad15bb6483d09aeedac7bc5dd5315682068d1c51
Manifestf73fb97f8e4f4018fcbf88ff51b6260d35ddf022baa2948a8de8fc5975d3d1f7

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
SignatureFG9DXk7TI29HoemP6p2i+v86VfceQPjLjGLRhrl7lYIMAtOypIcmUFhJZMYPLlWlpEofqo2wcoXM7ju5PA6bAw==
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

2026-09-17T10:59:23.013748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050677
observed 8d3afd6c624fece51b1c8608ad15bb64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.995953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050677/manifest.json
observed f73fb97f8e4f4018fcbf88ff51b6260d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.976392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050677/publication.md
observed 4190695dcd1afba2e7d74cb19b85df4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.956193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050677/publication.txt
observed daf240b58488fc96f67422c850f583de...
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.