OpenTechnical

OT-2026-000040573

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040573) never changes.

Identity and time

Publication numberOT-2026-000040573 · never reused
Internal UUID01a0ae79-6d0d-76f3-bd9d-98fa4ab80d10 · 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-2026-000040573
StatusPUBLIC

Content hashes

Canonical text4b593b70618c68c53a4304fcf9b7de6a86be199820ef6a3ab8129250f622f75f
Markdownc0bbf298edd91e3aa6f14332db4710ba5ee8f12559b77345a5768f5993b841a1
PDF
Publication page402b857a3c34f00d660d94a54a1e6483dec7932d37904e6c8b7cf232dbc153e8
Manifest0f9bdaae9709c52c7232ae245adc7d7e49e7dcf6b784d6ac2300cad220a0d63c

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
SignaturerzKfidUT8KRADqEx/iNf4L8TdDzpma9dClr6ZypCVQCQ6/Q65YkhwpPB37pUUjfuFOMAleZmu4o/LhHCNTSqAQ==
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

2026-09-17T11:17:44.241379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040573
observed 402b857a3c34f00d660d94a54a1e6483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.223741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040573/manifest.json
observed 0f9bdaae9709c52c7232ae245adc7d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.205897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040573/publication.md
observed c0bbf298edd91e3aa6f14332db4710ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.188403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040573/publication.txt
observed 4b593b70618c68c53a4304fcf9b7de6a...
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.