OpenTechnical

OT-2026-000086323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000086323) never changes.

Identity and time

Publication numberOT-2026-000086323 · never reused
Internal UUID01a0ae9a-2c96-7cbf-9b34-3f2651731a67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086323
StatusPUBLIC

Content hashes

Canonical texta3168729591043d0642d5de63ff3ebdd536a5b380fcdac43187bc508bc68d71f
Markdown084d25ea80a574cee5f1f93332dfc9198d74705b15e86ff75f46d479b7dbc09f
PDF
Publication page5abdddac7be4f15bb1d9c8387a2b8593a1d0a3a3aba5ec58f6abd9423bbcd8a7
Manifestabf025e187bf6d7544c262218bbb9322597d770a2574e75abe72593ef02ac1ab

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
Signaturef/U4bHuqbZmgqCFJq2Vv57PmETxrYqVObEX7TrUVQ3WYEB8D/Ip2CqwnTUYFojiIEwpNqW8BiXjAyz5+3+LjCw==
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

2026-09-17T09:52:00.639761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086323
observed 5abdddac7be4f15bb1d9c8387a2b8593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.622817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086323/manifest.json
observed abf025e187bf6d7544c262218bbb9322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.604312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086323/publication.md
observed 084d25ea80a574cee5f1f93332dfc919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.586131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086323/publication.txt
observed a3168729591043d0642d5de63ff3ebdd...
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.