OpenTechnical

OT-2026-000091338

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091338) never changes.

Identity and time

Publication numberOT-2026-000091338 · never reused
Internal UUID01a0ae9c-f16c-7d0e-8fb3-7e911f4417c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091338
StatusPUBLIC

Content hashes

Canonical texte297ab62047cc0b0a3c9930c36e298d6e5c345dc2cb1f582751a5b4b3dadd320
Markdown02e271d270d6a0cb69a94fc68d13fd67106250b3890612cdf675f1ce76eadbf7
PDF
Publication page4f36384b1bf33a551c4d41c5b860926bc49b5e27eed67586fa4bf471b520bdbc
Manifest890655021618ff3fc9d2534cc0f1db01583eb264265d60202d78538e181978a2

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
SignatureTjlamu0MhqPePVD13Z3kFoqz7dGCl8DtIdbB9uwYCCtQVx18txQEz0ExUFS+b75pQeMy2X5vZYw7mpBYyzdBBQ==
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

2026-09-17T09:43:32.812330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091338
observed 4f36384b1bf33a551c4d41c5b860926b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:32.793258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091338/manifest.json
observed 890655021618ff3fc9d2534cc0f1db01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:32.775436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091338/publication.md
observed 02e271d270d6a0cb69a94fc68d13fd67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:32.758427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091338/publication.txt
observed e297ab62047cc0b0a3c9930c36e298d6...
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.