OpenTechnical

OT-2026-000075150

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075150) never changes.

Identity and time

Publication numberOT-2026-000075150 · never reused
Internal UUID01a0ae93-f1ff-7c0d-b922-4342d063fd96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075150
StatusPUBLIC

Content hashes

Canonical textd045ab1ab2fcf393314964ace592e71311d3cb5c01225194404e6ce6aa17ee1b
Markdown8fafbdc984a6be0cdd990d38550f18d7719eb9365364b2282fcaa2c25af1364c
PDF
Publication pageba6c4d1b620c8f6ea06187f0e7cf1616a469139e64b85f8b05a31a40061db04b
Manifest77be1f47b7abdf1b6358d6adcf7ea8f816ec7132484836dcc5ce02491a3219aa

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
SignatureoxBsgMEvyzH1Z0RG989FtAz1JLca/5ynfuRk7xRXeEXPRbF4w7fihAPzi0eYxRllijZx58Iy8esfps2WmI5tCA==
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

2026-09-17T10:20:23.169798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150
observed ba6c4d1b620c8f6ea06187f0e7cf1616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.152465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/manifest.json
observed 77be1f47b7abdf1b6358d6adcf7ea8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.129490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/publication.md
observed 8fafbdc984a6be0cdd990d38550f18d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.106470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/publication.txt
observed d045ab1ab2fcf393314964ace592e713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.565271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150
observed ba6c4d1b620c8f6ea06187f0e7cf1616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.548295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/manifest.json
observed 77be1f47b7abdf1b6358d6adcf7ea8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.529780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/publication.md
observed 8fafbdc984a6be0cdd990d38550f18d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.510092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075150/publication.txt
observed d045ab1ab2fcf393314964ace592e713...
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.