OpenTechnical

OT-2026-000044279

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000044279) never changes.

Identity and time

Publication numberOT-2026-000044279 · never reused
Internal UUID01a0ae7c-39d6-7000-a991-0475bc3b8f78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044279
StatusPUBLIC

Content hashes

Canonical textf472b894ea306ebb282abbda450c37fa6de8488e62affff1d9756344d5eed8ab
Markdown41bbfca0379c92b2dcf1cd8f20501c16d6e08f0be92de1744eeb79ac60927f4d
PDF
Publication page1850ac69280a7ddbc8c5f95719b95a3ac9c45a7087e4bccd14f7a45d9825c76a
Manifest1f5fbcda688b058768a765aeee98669b781e221dcc1a234b501ab44b7a213e49

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
SignatureBgf7D5JQfJ3JloxA+Y9qscIyMvPbieUmvWWqFc1PIdeRd/0903teTcQhv8biXkWI46d4D2+qTpxG5BCEvnPMCA==
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

2026-09-17T08:30:11.800594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044279
observed 1850ac69280a7ddbc8c5f95719b95a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.781354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044279/manifest.json
observed 1f5fbcda688b058768a765aeee98669b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.764391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044279/publication.md
observed 41bbfca0379c92b2dcf1cd8f20501c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:11.745244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044279/publication.txt
observed f472b894ea306ebb282abbda450c37fa...
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.