OpenTechnical

OT-2026-000009520

Publication integrity record

Two cup vacuum gripper, two 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-2026-000009520) never changes.

Identity and time

Publication numberOT-2026-000009520 · never reused
Internal UUID01a0ae6b-7562-77a0-a64d-89cc115a8072 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009520
StatusPUBLIC

Content hashes

Canonical text20953f498cddda9d123421d34a7e600cf90120df9efc2ab1383d9c2fecc0a409
Markdownbb07fa9b98ef64afebd3f85e5d332c2f849aa7f048cbce1fe230ab44d8a198ff
PDF
Publication pagecb93adf46f196047dbefa06a89633a796c993fca3a8609f705d885228ef575a3
Manifest2656bf46346432513629f8ca126b78be81592c88787684abc6e58816daf189f9

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
SignaturepB2cTZiIhvNilWqymq56S0XQiqqclOSyDV3lyF/2kMkl3PwSsHm1DgAdrvvmyxDxehe1saEBH2S7Lhfp84sVBQ==
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

2026-09-17T12:16:56.070295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009520
observed cb93adf46f196047dbefa06a89633a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.051584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009520/manifest.json
observed 2656bf46346432513629f8ca126b78be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.030429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009520/publication.md
observed bb07fa9b98ef64afebd3f85e5d332c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.011096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009520/publication.txt
observed 20953f498cddda9d123421d34a7e600c...
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.