OpenTechnical

OT-2026-000041179

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, supply line 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-2026-000041179) never changes.

Identity and time

Publication numberOT-2026-000041179 · never reused
Internal UUID01a0ae79-b143-7d19-9ac8-afc3167264fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041179
StatusPUBLIC

Content hashes

Canonical text932817729b0049efe429a3163c1db215f11f4a8be2d48eb642313ece81e7b63a
Markdown266f794c3dc821eaee83e2454005a2020b191ed556568fdea056e6cf0d794155
PDF
Publication pageb302b79ea1969c3ed51c48f9343ac9d3f4d18554a72a5410917df91941376621
Manifestbb645885ca7e8e9eded482b11cd73ec244791a51b80afc92bb4f3a2188063eaf

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
SignaturerdSYxzFUMIEFPY6aeQcfJxvfNkNmAS3qHA5SrU5L4djDW5yohvCds/r4t71QIa1UZ2k9+6l2VDTXGOUJoTSHDg==
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

2026-09-17T12:43:27.693168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179
observed b302b79ea1969c3ed51c48f9343ac9d3...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:27.311011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/manifest.json
observed bb645885ca7e8e9eded482b11cd73ec2...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:26.974057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/publication.md
observed 266f794c3dc821eaee83e2454005a202...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:26.806179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/publication.txt
observed 932817729b0049efe429a3163c1db215...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:17:07.647912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179
observed b302b79ea1969c3ed51c48f9343ac9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:07.629418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/manifest.json
observed bb645885ca7e8e9eded482b11cd73ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:07.612624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/publication.md
observed 266f794c3dc821eaee83e2454005a202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:07.594014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041179/publication.txt
observed 932817729b0049efe429a3163c1db215...
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.