OpenTechnical

OT-2026-000040313

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000040313) never changes.

Identity and time

Publication numberOT-2026-000040313 · never reused
Internal UUID01a0ae79-2700-73e7-8fef-bb0d980d882a · 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-2026-000040313
StatusPUBLIC

Content hashes

Canonical text1e7b934718e4642d9ab66b92052b1115e7fe967e4629d529b698c0c519462131
Markdownf6b91c6d593503f79fce3ad3f8770cb6dc4d3eb0b955162dfd421131344d1e30
PDF
Publication page84e3f2d96bb810312280ef450a2631e3e313ebadd39f4fcade5d488bd58c18d8
Manifestdd3d90c28e259e960e5b4f98ac70b5a19702b9499861cbec05e75c6cb6b15424

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
SignatureuZV+WVjvrMseMxhureCgNZY/vJomC39Ny20D4uKmpxgBKaTU0OkQRgxOftHGa05/dARLhxWCZOZn4pmbIzNcAQ==
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

2026-09-17T11:19:18.706630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040313
observed 84e3f2d96bb810312280ef450a2631e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.689026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040313/manifest.json
observed dd3d90c28e259e960e5b4f98ac70b5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.670825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040313/publication.md
observed f6b91c6d593503f79fce3ad3f8770cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.653887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040313/publication.txt
observed 1e7b934718e4642d9ab66b92052b1115...
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.