OpenTechnical

OT-2026-000050996

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000050996) never changes.

Identity and time

Publication numberOT-2026-000050996 · never reused
Internal UUID01a0ae82-c7b4-764b-8d65-39ee2781d246 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050996
StatusPUBLIC

Content hashes

Canonical text1f7f74d367a827c9fc20a481c8db7e5de59c0340160adeeb5076081ddb44b861
Markdown460f6a2392134833201917d861345041ce09c37cb485cd55e28393877dece16e
PDF
Publication pagefdcff3ef6b67316e34522dab64c810ee29a82a7dc7127cbf065a155a8efd4875
Manifest3372f7c05d27615c5eaf594257ef0e5419eabcde12c8a00fbb626d6152685a14

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
Signature5KGIVLyJjZKgqyNHNt630XLbuLzfty6cOigYaZkWy0bBGtc/ylLxuiA/AXCgRxUHUMDUrkmUfZUsWWABA47WDA==
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

2026-09-17T11:00:53.594071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996
observed fdcff3ef6b67316e34522dab64c810ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.574695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/manifest.json
observed 3372f7c05d27615c5eaf594257ef0e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.555839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/publication.md
observed 460f6a2392134833201917d861345041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.537799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/publication.txt
observed 1f7f74d367a827c9fc20a481c8db7e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.532434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996
observed fdcff3ef6b67316e34522dab64c810ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.513888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/manifest.json
observed 3372f7c05d27615c5eaf594257ef0e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.492137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/publication.md
observed 460f6a2392134833201917d861345041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.471537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050996/publication.txt
observed 1f7f74d367a827c9fc20a481c8db7e5d...
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.