OpenTechnical

OT-2026-000050473

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented before 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-2026-000050473) never changes.

Identity and time

Publication numberOT-2026-000050473 · never reused
Internal UUID01a0ae82-5c48-72da-b519-92f533078ba8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050473
StatusPUBLIC

Content hashes

Canonical text336cbe22af13b564d823853bdc0884de321d9b46ae52e8ffdc6715963a48dc6d
Markdown268c9ffac7690a2c4715aabb6549313d73501f5d6bdb0cb23ae168946f452462
PDF
Publication pageeeb248c71de23d0253e2658899cae80d7cebd1bad63cabba9af4d7e31d3b2dd1
Manifest82dcf5e306338f4f83ac483c9e3ba5fe95e92ccdd77b54c9923fd8bfb1faf61e

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
SignatureK+isyZoc4gMLw04OpdRAXjnKwh6ECB+YaYksZAvzAmOYFJhD4I8g9lqN434X7KLIPyO+ccYdJqw2gK+G3aMmBA==
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

2026-09-17T11:01:31.574657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050473
observed eeb248c71de23d0253e2658899cae80d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.558484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050473/manifest.json
observed 82dcf5e306338f4f83ac483c9e3ba5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.541997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050473/publication.md
observed 268c9ffac7690a2c4715aabb6549313d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.525423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050473/publication.txt
observed 336cbe22af13b564d823853bdc0884de...
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.