OpenTechnical

OT-2026-000085704

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, sustained 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-2026-000085704) never changes.

Identity and time

Publication numberOT-2026-000085704 · never reused
Internal UUID01a0ae99-aaae-7fc2-bb52-62bcf08d8f59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085704
StatusPUBLIC

Content hashes

Canonical text0d43c5dd27db77d0354a8a931eeb6735b3b92ad9810fe08e124c14e2a6d55e84
Markdowna75aab945b5c32332bcb17f80caf63635530025d607d98399147e72ffd27bf73
PDF
Publication pagefa26f073786315dffe5da4c1b2e76b1681ee2f7437d117ef4ed11dc12f120c5d
Manifest95b7fc1eb64ccba71d815d634750d0a0812bcafbd97004a64ede6de6f78e552a

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
SignaturetZjDtbnrdemekM9Vfif2quLhHbW61Pd5v4uRuG/txphiHNK2Ml9K0TUsLUZFo/Pl99U2TUz7/T0WYgOLs3HhBg==
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

2026-09-17T09:54:36.550070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085704
observed fa26f073786315dffe5da4c1b2e76b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:36.532948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085704/manifest.json
observed 95b7fc1eb64ccba71d815d634750d0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:36.513795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085704/publication.md
observed a75aab945b5c32332bcb17f80caf6363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:36.495436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085704/publication.txt
observed 0d43c5dd27db77d0354a8a931eeb6735...
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.