OpenTechnical

OT-2026-000047660

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000047660) never changes.

Identity and time

Publication numberOT-2026-000047660 · never reused
Internal UUID01a0ae7f-c41e-71ec-a1c8-ee0b3d7791e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047660
StatusPUBLIC

Content hashes

Canonical text86d0d2cc80633e4bac97e1e11eb763d8b5abf76ff65cab214330c8c1d1b88d8e
Markdown40da1690f9e4d8234b2cd416241c38df622835051c6fe99d2e457739f24c103d
PDF
Publication pagec01248b3502232bd9b1ed138412d72c2f890f14121e724df3b46e11f7f68f929
Manifest1f1a8b7e2d0c254336677b64977c05455df05439517f4e1312f590b654659e9b

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
Signaturesl+t+cK4AWht+uiIUZjjCZQmeL6Jdx+VJMiJTgqbZPKbZbqklaE+HAsoQIAzjq2MtV8+CJBbkzWstMRfWOcBAw==
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

2026-09-17T11:05:29.936482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047660
observed c01248b3502232bd9b1ed138412d72c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.918110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047660/manifest.json
observed 1f1a8b7e2d0c254336677b64977c0545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.898387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047660/publication.md
observed 40da1690f9e4d8234b2cd416241c38df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:29.879307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047660/publication.txt
observed 86d0d2cc80633e4bac97e1e11eb763d8...
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.