OpenTechnical

OT-2026-000056739

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000056739) never changes.

Identity and time

Publication numberOT-2026-000056739 · never reused
Internal UUID01a0ae87-7af6-7b81-ad7b-1d6d5d03489c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056739
StatusPUBLIC

Content hashes

Canonical text3567340feacd82d819bb44523ec02eaee026485a251352c0af437424de88913d
Markdown999fcd17c5acc0f32f5cb7e462eafedcd494681a447125c8ed9a3efae24091dd
PDF
Publication pagedeec57150faa9c9435d9e8421a59033bf6d37e8c88a1cd625cfed12901cdebba
Manifest46e7936bbfac5326a09e7332a893a90e8cda33727d3711366b787993141c07a2

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
SignatureK4WSMJu/ccNF+9JMnWQpUR/DQPdVUW/gxompqLPx5j1UCP8hQsEhq9G055Zclf6skTntNCX2xNobop8V6oxXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.677363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056739
observed deec57150faa9c9435d9e8421a59033b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.659718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056739/manifest.json
observed 46e7936bbfac5326a09e7332a893a90e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.639794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056739/publication.md
observed 999fcd17c5acc0f32f5cb7e462eafedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.620004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056739/publication.txt
observed 3567340feacd82d819bb44523ec02eae...
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.