OpenTechnical

OT-2026-000040652

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000040652) never changes.

Identity and time

Publication numberOT-2026-000040652 · never reused
Internal UUID01a0ae79-6d0e-7db7-96db-e33331f26151 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040652
StatusPUBLIC

Content hashes

Canonical texte5160c92ead90c0cd5b9e00eb3a1cf327a2c748f05c24dcbd18564de28cab97f
Markdownd7668ca10ef3bb3a6b49a1051171d66565b420b811c19e6380084de8c6ff25ee
PDF
Publication page5354cd0a8b43416eef7de92dcbb0cbc37a846702fd289c42742d9b884c20faeb
Manifest75f2aa6ee2a9b88b3ca9583f2ea59671b20195355866401f4b75581aa5c559a0

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
SignaturePmOH1SFfF/iR55kCt3C3A325VPoM+7psnBabBug2DuIeX3s+Abkz0q4b9EUzhjjR4Cc45KlzDhE/QpLin6QhDw==
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

2026-09-17T11:17:50.384360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040652
observed 5354cd0a8b43416eef7de92dcbb0cbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.367509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040652/manifest.json
observed 75f2aa6ee2a9b88b3ca9583f2ea59671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.348551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040652/publication.md
observed d7668ca10ef3bb3a6b49a1051171d665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.330218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040652/publication.txt
observed e5160c92ead90c0cd5b9e00eb3a1cf32...
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.