OpenTechnical

OT-2026-000066576

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000066576) never changes.

Identity and time

Publication numberOT-2026-000066576 · never reused
Internal UUID01a0ae8e-ce41-7fce-bdc5-69112923ff7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066576
StatusPUBLIC

Content hashes

Canonical textf47fc34d3ae02a50882ad3a78114483be8d65c227ede0db34c0ff60acff68f24
Markdown84a32ed712a2e5887e219faab5e23fcd73de8b777c68c04ccc1b2829e4f52139
PDF
Publication page0c796358137aa876a1c9baba9d6cca5a66a3b768318e362896a3cdbc4d5af80e
Manifestf42c40b7c48d26eff2e83bf7ad0055d956a45a1930cb0b10c430d7161c2a0a22

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
SignatureaxgmK4rZnxkOpoMlcyhlkpauRr5rM4G0gsvjy0ZJ0RKSGS7Jgj0vivcXWPiC2LY7wORFeP9WJpfT+E7UYBFyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:51.001031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066576
observed 0c796358137aa876a1c9baba9d6cca5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.983189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066576/manifest.json
observed f42c40b7c48d26eff2e83bf7ad0055d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.963334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066576/publication.md
observed 84a32ed712a2e5887e219faab5e23fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.944127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066576/publication.txt
observed f47fc34d3ae02a50882ad3a78114483b...
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.