OpenTechnical

OT-2026-000009204

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000009204) never changes.

Identity and time

Publication numberOT-2026-000009204 · never reused
Internal UUID01a0ae6b-31b9-7808-a467-d8ea00d3a890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009204
StatusPUBLIC

Content hashes

Canonical text49f1f5762bfcf94a5a45af89da4a6e1860b9201775423fff300fe6f2abbb8eb6
Markdown82738434182a8574d6f36b822bc8a6198d260c5ba548b895cdd443c41ec79b01
PDF
Publication page18b326a617adbb8562a6d6710c8889f0d3d89c08607746db0c97b76ee33a1a98
Manifeste1b89f4f7383385007df1578d4e11ab4b1344fae2834c3ab2fe906c04902d212

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
SignatureiWZVOdfprNm6Bfhr4aQn70NzqlCnFZa30e/DyvN0/5GVhNwGEFBFEZpe45CcFozZXaXHlP9iDrztXLAv14NZBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.478740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009204
observed 18b326a617adbb8562a6d6710c8889f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.455479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009204/manifest.json
observed e1b89f4f7383385007df1578d4e11ab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.435215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009204/publication.md
observed 82738434182a8574d6f36b822bc8a619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.416677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009204/publication.txt
observed 49f1f5762bfcf94a5a45af89da4a6e18...
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.