OpenTechnical

OT-2026-000035071

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000035071) never changes.

Identity and time

Publication numberOT-2026-000035071 · never reused
Internal UUID01a0ae76-6a1c-741c-af5e-4ae8162784d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035071
StatusPUBLIC

Content hashes

Canonical text154f477ea7fdadafc426b0b0ec22d696b29b98577c8fff15ec8b9ca33979cbd3
Markdown4d809702d20d2178778620c9ddb67dbc00ae8332b7a68b3245c87c4e9ce03c04
PDF
Publication paged5eb5806bac040331ab713fd682ee333215c319387c06811becb0169865a855a
Manifestfe596d37fdf39377965e043fb92bcb6a17bb29d066f369ade4e7cf8338a26ed9

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
Signatureo21vvf5P09pbChRBJ2gsMF1LymZRDsfE7llg8/RkBSHE8b3PeZoNI1wkkyBuKxXY4JC2PRAqA+EIWtnHvPrlDg==
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

2026-09-17T11:28:08.052595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035071
observed d5eb5806bac040331ab713fd682ee333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.034234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035071/manifest.json
observed fe596d37fdf39377965e043fb92bcb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.016618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035071/publication.md
observed 4d809702d20d2178778620c9ddb67dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.000681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035071/publication.txt
observed 154f477ea7fdadafc426b0b0ec22d696...
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.