OpenTechnical

OT-2026-000092889

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000092889) never changes.

Identity and time

Publication numberOT-2026-000092889 · never reused
Internal UUID01a0ae9e-090e-72de-bedd-d7e9b17b2006 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092889
StatusPUBLIC

Content hashes

Canonical text7894d2a11a7fec37b99ba095732aeb266fdfe7c99f5ed5bb299d847d6e24442f
Markdown64fc973b2041b1f3416a64906394444ac2ffa48e0cc474a53c263682ab5f3d98
PDF
Publication pageb3d934c450a8eb33cd5b49d70e32517e46a56c6070e3921b59422ae14921daeb
Manifestd0bacb0166f518f504d29a7766f5749d996e047860946dd92a241f5198933276

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
Signaturee97a0FCKUHx+QCxdl5wpKZEregvoo+Dcu8Vlph3xGVS6ecEorjfi+eLDzxE4li3SI4sKyi4/Hmm6nb2AHiSMAw==
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

2026-09-17T09:39:59.977470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092889
observed b3d934c450a8eb33cd5b49d70e32517e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.959122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092889/manifest.json
observed d0bacb0166f518f504d29a7766f5749d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.940840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092889/publication.md
observed 64fc973b2041b1f3416a64906394444a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.921507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092889/publication.txt
observed 7894d2a11a7fec37b99ba095732aeb26...
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.