OpenTechnical

OT-2026-000053416

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000053416) never changes.

Identity and time

Publication numberOT-2026-000053416 · never reused
Internal UUID01a0ae85-0a8f-7268-9405-77d47d117462 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053416
StatusPUBLIC

Content hashes

Canonical text03c1ac15f713d0056c9f262f5fa153b48bd330e24794502b7c995831ea590a3c
Markdown61442b2366d544d2ac423f9f4d482b5aded74beb3cb74dfb483817049d576946
PDF
Publication page40992389608532ff1e5a9c8615cece32a28ccc2d439f03f626ac972831602e49
Manifest80f2b2ce143c1dfafdcfb7647cd4739fb20f04219553b4c1d7ea31ed9acb9a5d

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
SignatureR6y6ZrtUEnLFN4O3lO3pqeuxXc0MNjcxQpzDfiaLx7EIqxBDIYhTfOGVO4e5XGBEkBkRApcexZuTEjmLTLcQBA==
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

2026-09-17T10:55:08.835358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053416
observed 40992389608532ff1e5a9c8615cece32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:08.814665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053416/manifest.json
observed 80f2b2ce143c1dfafdcfb7647cd4739f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:08.794602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053416/publication.md
observed 61442b2366d544d2ac423f9f4d482b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:08.776421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053416/publication.txt
observed 03c1ac15f713d0056c9f262f5fa153b4...
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.