OpenTechnical

OT-2026-000040048

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000040048) never changes.

Identity and time

Publication numberOT-2026-000040048 · never reused
Internal UUID01a0ae79-26fc-7768-8813-014f1c376719 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040048
StatusPUBLIC

Content hashes

Canonical text59de5f0d3e7e4550bfd92fef6bc5809a1ffdca455bde2f4f7fab04fc425f5170
Markdown5154af75210a42df28971a57a3b35c68113e83760136d9957e8dc9f4369f36e8
PDF
Publication page411099b936a4fe24da4a47c8c4f043f9297e02a8eeb018d187b88850a6e2f03d
Manifest71cc7ec3935b6f462defca2f875ef4d007ebf0477b385704b53ec5f8e7a96b79

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
Signature1wR7gutFLdL6ELexl+grL+e+5jUDcxAOJfVxdM0/kxKyrYl3nXeCkBYMH/ZXpfJTBf1T8oMjhheiu/Dbsi9hCw==
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

2026-09-17T11:20:35.344044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048
observed 411099b936a4fe24da4a47c8c4f043f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.326131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/manifest.json
observed 71cc7ec3935b6f462defca2f875ef4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.308584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/publication.md
observed 5154af75210a42df28971a57a3b35c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:35.290537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/publication.txt
observed 59de5f0d3e7e4550bfd92fef6bc5809a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.217651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048
observed 411099b936a4fe24da4a47c8c4f043f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.200622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/manifest.json
observed 71cc7ec3935b6f462defca2f875ef4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.184800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/publication.md
observed 5154af75210a42df28971a57a3b35c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.167990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040048/publication.txt
observed 59de5f0d3e7e4550bfd92fef6bc5809a...
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.