OpenTechnical

OT-2026-000078641

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000078641) never changes.

Identity and time

Publication numberOT-2026-000078641 · never reused
Internal UUID01a0ae95-7c2a-7eff-b3fc-109cfec7f3a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078641
StatusPUBLIC

Content hashes

Canonical text2acad92117843a2616312ec6dff5e2284e53c04b6a36c23883edcbc1433ce797
Markdowndd9b80ce6a4ac99ff6b2aa6c7a8973d00513fcf21bc545a8f62cf58b8b4dca0d
PDF
Publication pagef566c77616744aea9563045d18a8ac296b2904854980343bb47b76ae3dc8c814
Manifestf4f3a396f3845e104aa89e71b139b6488682da3935017b83ce7ad2185425b4ef

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
Signature/9t+XutYADohk9r1oQNTQoWBiSMLb91ZkDRQaJhtbkL4khK3/1Zy0ZLWYPLED4d0LKuWyPeEGUKtkTCxRVTcDg==
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

2026-09-17T10:06:41.159110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078641
observed f566c77616744aea9563045d18a8ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.141446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078641/manifest.json
observed f4f3a396f3845e104aa89e71b139b648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.122025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078641/publication.md
observed dd9b80ce6a4ac99ff6b2aa6c7a8973d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.102816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078641/publication.txt
observed 2acad92117843a2616312ec6dff5e228...
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.