OpenTechnical

OT-2026-000056451

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000056451) never changes.

Identity and time

Publication numberOT-2026-000056451 · never reused
Internal UUID01a0ae87-4bd2-7622-938e-332554526864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056451
StatusPUBLIC

Content hashes

Canonical texta5605e2c9c9b0de5b104da0cef0b966bda03a456354d77cdfb925cc1e67a5a61
Markdown3e8a5d0f6eadf7d577f70e0ed6334101b5269042b34039a745277c3aba475a05
PDF
Publication page66c8755d079bf780771f6dde929370fae3ba1a635f21a7af32d1a40106e271ff
Manifest95d5150a090026148ed836c1d32d2be7c7381c334b74c782912e208eb27f2d30

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
SignatureCT8qzd0V2YatjXm1Ek1hQGhF6P4s84pRR1jTsDL0qg8TXo9AorcE93DO9p8rCVjeYdkbAO8BgIc4Wj5BcCk8DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:59.269151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056451
observed 66c8755d079bf780771f6dde929370fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.252258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056451/manifest.json
observed 95d5150a090026148ed836c1d32d2be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.235945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056451/publication.md
observed 3e8a5d0f6eadf7d577f70e0ed6334101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:59.219631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056451/publication.txt
observed a5605e2c9c9b0de5b104da0cef0b966b...
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.