OpenTechnical

OT-2026-000069321

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069321) never changes.

Identity and time

Publication numberOT-2026-000069321 · never reused
Internal UUID01a0ae90-b529-7a3c-b1ff-bcc7c025ec21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069321
StatusPUBLIC

Content hashes

Canonical textb99dc784b0a9d515bf1e031079f47b6be2744e104d32b64b2adcef112c20cbdf
Markdownfdda2c50021f252c845efcdb39be08230dbaa52e3de3e6d66e208b53015d60d8
PDF
Publication pagecb648663f7d83cd32fcd19dc9af368bf54bcdacd44e0cbb45b74675fa7ad0d69
Manifesta6ad1f4e231a198b530e51112f6e21af5962bb63be61663f7e7795af1ea07717

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
SignatureNDOo1HcpATZMAnAC42fIGvye4EZcQ9NevgZfsTDhsTE+RW4I3Jq2FruMUpwS20OpgJ3aXuRRyfozrfnRdOn5Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:05.223177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321
observed cb648663f7d83cd32fcd19dc9af368bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.206296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/manifest.json
observed a6ad1f4e231a198b530e51112f6e21af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.188690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/publication.md
observed fdda2c50021f252c845efcdb39be0823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.170989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/publication.txt
observed b99dc784b0a9d515bf1e031079f47b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.732561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321
observed cb648663f7d83cd32fcd19dc9af368bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.714363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/manifest.json
observed a6ad1f4e231a198b530e51112f6e21af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.691930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/publication.md
observed fdda2c50021f252c845efcdb39be0823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.674112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069321/publication.txt
observed b99dc784b0a9d515bf1e031079f47b6b...
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.