OpenTechnical

OT-2026-000020969

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000020969) never changes.

Identity and time

Publication numberOT-2026-000020969 · never reused
Internal UUID01a0ae6f-65e4-7150-9c0b-0357267aa317 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020969
StatusPUBLIC

Content hashes

Canonical text996325ee6fab63efd88f9c6882822d61f0482308c765e9427b0223d10e2e326b
Markdown2cd601692626377c5c035d26faad723d8060635c73ae2bba2c7fe6dc977bc361
PDF
Publication pagecdce15176d05c8d158814d50a07b580a270ae15297933327574832299569d52e
Manifest88b2cd65e331ccccf2faeadb79b6523abfd2070403f0ed98489cd5d706432e1f

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
Signature5oAmFpR8mLl+/2Scs798X42Ih4tGDFZOYxNzprthhTiIeEpAG6Qh91kzYMxx1iUE+g/EeOsAQhl7KrdmfXNkAA==
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

2026-09-17T11:56:06.794649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020969
observed cdce15176d05c8d158814d50a07b580a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:06.776746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020969/manifest.json
observed 88b2cd65e331ccccf2faeadb79b6523a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:06.756846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020969/publication.md
observed 2cd601692626377c5c035d26faad723d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:06.738293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020969/publication.txt
observed 996325ee6fab63efd88f9c6882822d61...
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.