OpenTechnical

OT-2026-000048745

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048745) never changes.

Identity and time

Publication numberOT-2026-000048745 · never reused
Internal UUID01a0ae80-c32c-7ec5-a9f1-488684181dc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048745
StatusPUBLIC

Content hashes

Canonical text4d1eecccb497f86ef7ee85d77c2b6cb75c1d6192cf85d661bdb01360b6f4b890
Markdown5a209cf23db93e9e522b52dd994df34a3c1a09bc26191c6c59d77d6ba670fc14
PDF
Publication page18ebf88ee6bf118738a45cb32e56fc68ff1dfbd2e5caea13d4e743353a699c55
Manifest5afce00a723b6d886e028dac1d664720a7b2dbf25f2298febcd3569f579f4f5e

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
Signature6RiWnsB2NLeRIo66REB/IB+zfp4TXedg61tSrwPMzZuyWr7LW4svVh8A99tOTfut97hln0dBuNwNTSsT1+JWBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:04:24.365840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048745
observed 18ebf88ee6bf118738a45cb32e56fc68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.336959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048745/manifest.json
observed 5afce00a723b6d886e028dac1d664720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.307300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048745/publication.md
observed 5a209cf23db93e9e522b52dd994df34a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.279376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048745/publication.txt
observed 4d1eecccb497f86ef7ee85d77c2b6cb7...
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.