OpenTechnical

OT-2026-000017913

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000017913) never changes.

Identity and time

Publication numberOT-2026-000017913 · never reused
Internal UUID01a0ae6e-96fc-7dd9-918b-c9e2002f44b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017913
StatusPUBLIC

Content hashes

Canonical textcfdb1d98e7e6a27caac8ac51fb799cdd561689de75d760eeb532574bce8dc2fa
Markdown79b36aa4cdce6d5f1d571978add1e784d6a5cb545a62c178bb8aa7512e185c7e
PDF
Publication page2f7de7dcf1347a6e0b889a776203740735bd9ae6e7710b2524504b79008a8fb0
Manifest96b838ba7e403d956a551eab9ef5f874c5574d55aaa2e566a40d8a801abb32d3

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
Signaturev9de/laAmBkq7fbJA5v/0xyjuSO0+Iu2CnNXk72o5zcpGfnN+TnAz2QaBidU44afP1t3ARvfLGVd30aIP1z3DA==
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

2026-09-17T12:01:54.308275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017913
observed 2f7de7dcf1347a6e0b889a7762037407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.292650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017913/manifest.json
observed 96b838ba7e403d956a551eab9ef5f874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.275923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017913/publication.md
observed 79b36aa4cdce6d5f1d571978add1e784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.258891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017913/publication.txt
observed cfdb1d98e7e6a27caac8ac51fb799cdd...
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.