OpenTechnical

OT-2026-000040261

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000040261) never changes.

Identity and time

Publication numberOT-2026-000040261 · never reused
Internal UUID01a0ae79-2700-7008-bbb2-63ae0214287c · 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-2026-000040261
StatusPUBLIC

Content hashes

Canonical textb953bbd8a3c5479f6f0fac9ca45169c74b53f40a4e68a95236540a3cee4604f6
Markdownc3d4044b63f5de456e3249b0e8412affad47eba422a68d6dea166ba76ef55576
PDF
Publication pagec062fff54f13705e836fb311205c14401a50d42e0d80507fc9a71f452c7146cb
Manifestd05552613be921298ea8e11c55b520593c0c67459abf7678da729940854968f7

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
SignatureapjvSUCj2SYgcvYMSq1SYxThFzGFwVba4ZO856UAnQhbEgG20Tcd/LPO74zKhtLcUOBVXmFIIADqCILeaC6CAg==
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

2026-09-17T11:19:09.639630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040261
observed c062fff54f13705e836fb311205c1440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.621357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040261/manifest.json
observed d05552613be921298ea8e11c55b52059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.603990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040261/publication.md
observed c3d4044b63f5de456e3249b0e8412aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.587664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040261/publication.txt
observed b953bbd8a3c5479f6f0fac9ca45169c7...
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.