OpenTechnical

OT-2026-000057555

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000057555) never changes.

Identity and time

Publication numberOT-2026-000057555 · never reused
Internal UUID01a0ae88-2693-74b2-bec7-05e733eee753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057555
StatusPUBLIC

Content hashes

Canonical textcce4b0630177ad574867cfd162167811c451d4a246af69eb649e3330157b1daf
Markdown6e02b5727423f79d6d6faf806f3d1f519b3949acd2b36d692c2158c717f990d6
PDF
Publication page5aad978b6a7a701f4aab2f5cec7a8be61e3c3aac03680fa6c981d3005b5ed9a4
Manifest9f2535ce40bea17b7b94dd9e75df276fd180aff330786cc0eb69048608c72fc0

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
SignatureS+vlNq1ai8GVUaxmcfSESd1SVwCU9gHeUdSDTUflqbr8/AQirdi1jezbQZomsr1gHR2IE9B6CcGS090e1WPgAQ==
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...

Independent retrieval

2026-09-17T10:48:05.857349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057555
observed 5aad978b6a7a701f4aab2f5cec7a8be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:05.839435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057555/manifest.json
observed 9f2535ce40bea17b7b94dd9e75df276f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:05.820794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057555/publication.md
observed 6e02b5727423f79d6d6faf806f3d1f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:05.803274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057555/publication.txt
observed cce4b0630177ad574867cfd162167811...
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.