OpenTechnical

OT-2026-000086299

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000086299) never changes.

Identity and time

Publication numberOT-2026-000086299 · never reused
Internal UUID01a0ae9a-2c95-7be3-96ac-be0b658dcf7a · 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-2026-000086299
StatusPUBLIC

Content hashes

Canonical textf119eb62a310c02a66ed868679047f495d6200fa9deda3faacbdfcf9725bf4b1
Markdown6ee75e11c7b365967208835040159f24eb60332be3512342b71b11bfa82edae5
PDF
Publication pagee35fd6d0d0222f107a22a4cd2525f83db90ad964d5c6c32823cb2e0b7d39ef82
Manifeste81327f8a88c40e7322bac70c63f5f9b83d4a8a696b56255d60875733124b7d3

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
SignatureoElDi/5oq7U/gWRR4soSEvztrP++VnH14iDCVslaznEh5aQ2d0U3aL7IptkSIpDl81OQHpIBm3Vlno/RWWXoAA==
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

2026-09-17T09:51:58.680761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086299
observed e35fd6d0d0222f107a22a4cd2525f83d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.664081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086299/manifest.json
observed e81327f8a88c40e7322bac70c63f5f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.646845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086299/publication.md
observed 6ee75e11c7b365967208835040159f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.627943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086299/publication.txt
observed f119eb62a310c02a66ed868679047f49...
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.