OpenTechnical

OT-2026-000085501

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained 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-2026-000085501) never changes.

Identity and time

Publication numberOT-2026-000085501 · never reused
Internal UUID01a0ae99-aaac-790e-b436-45cf8f1f3b0b · 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-2026-000085501
StatusPUBLIC

Content hashes

Canonical text6bbc55c6740a92451ea3038ef67ce1901c54e6cfbcc6a36f18f4b422a78b70c3
Markdowne7b1dfaa160a93913309047f9a0d044957da95fd0770379bff9bf352433188aa
PDF
Publication page4a97d15942025d36f47af83465b8ed732f8976bae0328abd37d8c0b71951408f
Manifeste472de0ebbd8e96395d27318b57b35ed290435b7dc459f0ab41bd34120f22667

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
SignatureKW52aMdLW0MN4VV9J6/CJNHOGbyU1fgkYchKQiDNN+Iqux6X1vzHr5o450ztNSeiDZ2K2MwUrjutbaIWHfAHDQ==
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

2026-09-17T09:54:18.201830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085501
observed 4a97d15942025d36f47af83465b8ed73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.185007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085501/manifest.json
observed e472de0ebbd8e96395d27318b57b35ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.166854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085501/publication.md
observed e7b1dfaa160a93913309047f9a0d0449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.150623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085501/publication.txt
observed 6bbc55c6740a92451ea3038ef67ce190...
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.