OpenTechnical

OT-2026-000044834

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044834) never changes.

Identity and time

Publication numberOT-2026-000044834 · never reused
Internal UUID01a0ae7c-911b-72e9-a185-ccfd5521a3c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044834
StatusPUBLIC

Content hashes

Canonical text5f3a29535ecc9385da2576ca09a8cf0a77b43eb4ed6b2331a00fbce25116fd3a
Markdownd59898182621136f04d60a478eb61201b11c614129754606362a588618f676f8
PDF
Publication page41e027a6485a5d34552926aeee0433a0bd7c8d9902deddd839699503f45f62ea
Manifestd2ee98f123b89c019f6c42816419635b063e592e3fc26e2e8e7ba78d2be9eb44

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
Signature/VJmdkX22PfZ+abTHnbZTCuMramFEHkjilwZoIZA44RHlOXsPmCv2UZ1RR0SgLwTjHIT2r09ICA8E2oh5gIfAA==
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

2026-09-17T11:11:28.452432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044834
observed 41e027a6485a5d34552926aeee0433a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.432066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044834/manifest.json
observed d2ee98f123b89c019f6c42816419635b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.413664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044834/publication.md
observed d59898182621136f04d60a478eb61201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.393206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044834/publication.txt
observed 5f3a29535ecc9385da2576ca09a8cf0a...
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.