OpenTechnical

OT-2026-000039360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000039360) never changes.

Identity and time

Publication numberOT-2026-000039360 · never reused
Internal UUID01a0ae78-9674-74be-80c3-1e4c07fdbe41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039360
StatusPUBLIC

Content hashes

Canonical text71fbe3f6f0c86c69f78f52267a82e75bb2208640efbeb9c20d523d335f87bb61
Markdown4bde1c12c968ad77c0cf5448a6690cee95a6339075544367dd375e92bce55249
PDF
Publication page304719378ff65b8c79adbc1bb6359360fcdaebe8b00165dc5beb7c2a6dc2c0db
Manifesta1d16523d0c39f18ad8bde4d2c5a56464fef91a71ba1507f3c3cafe312d55191

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
SignaturesFXwr/c3DpMiQK8HXy+u9wPXQ2kS43pbOGZlsUwcmSkS3C5xcPk2osAHYP31uXDCrqOBePif5DzKxABQtsShCg==
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

2026-09-17T11:20:57.552981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039360
observed 304719378ff65b8c79adbc1bb6359360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.535740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039360/manifest.json
observed a1d16523d0c39f18ad8bde4d2c5a5646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.516955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039360/publication.md
observed 4bde1c12c968ad77c0cf5448a6690cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.500789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039360/publication.txt
observed 71fbe3f6f0c86c69f78f52267a82e75b...
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.