OpenTechnical

OT-2026-000062072

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000062072) never changes.

Identity and time

Publication numberOT-2026-000062072 · never reused
Internal UUID01a0ae8b-b8b0-7ba1-86b5-a2fdf61eaeb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062072
StatusPUBLIC

Content hashes

Canonical textce12078f5ebf3aad619e3b82b1b134b5438ff4d67271a937ed4bf7187f5fbe83
Markdownaf43b04db9be79c636b0acea06008a5e63e0a686a3f46c3d8dab621694ee9044
PDF
Publication page9e8e13419416bcc02bfbc740f4d827181d75deb73e9f943654cc1d2d0b525d54
Manifest6825b397f75eb162fb693e69aca430f6b3bafbc9b2bdd662ca116015da19c516

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
Signature6bXojmWNQFoNSoKUg4rjYaYGHg0fnqfOEFGtKL8YIFMWvXrv6JZIYxSzYNRhV6KnRF1bOwk7FSE+ATHwkgFnCg==
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

2026-09-17T10:41:07.283875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062072
observed 9e8e13419416bcc02bfbc740f4d82718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.262996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062072/manifest.json
observed 6825b397f75eb162fb693e69aca430f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.240784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062072/publication.md
observed af43b04db9be79c636b0acea06008a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.220741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062072/publication.txt
observed ce12078f5ebf3aad619e3b82b1b134b5...
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.