OpenTechnical

OT-2026-000102267

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed 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-2026-000102267) never changes.

Identity and time

Publication numberOT-2026-000102267 · never reused
Internal UUID01a0aea4-50f3-718c-9653-c8c2fa26e17d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102267
StatusPUBLIC

Content hashes

Canonical textf048b66ffb32bbb76157bb7324fb8f3ab6135af91114e8dfe11e21198c7e2395
Markdown96939f5f8c4c61d102842adfa2caeb9ad52441c1b9b2d9c47c054d494007e7b7
PDF
Publication paged5177ed48958b599c8dc2c00b1775ad4a398f61adcc4191c0a33ffb3b16b9ae5
Manifest841e06a7dc8f3ad15e06a6939dcde4d0a8de4f51fc37e763f189a63a04366f08

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
SignatureMYS/8R8VPZb3nPdaschprUi7T5K5wrNFNJoR5c+FohZo/v8jKA6+aTEeyriaohnbTtiDI94ZB9gyX/QlCHisBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:27.234739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102267
observed d5177ed48958b599c8dc2c00b1775ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.215660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102267/manifest.json
observed 841e06a7dc8f3ad15e06a6939dcde4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.195588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102267/publication.md
observed 96939f5f8c4c61d102842adfa2caeb9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.176980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102267/publication.txt
observed f048b66ffb32bbb76157bb7324fb8f3a...
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.