OpenTechnical

OT-2026-000039455

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000039455) never changes.

Identity and time

Publication numberOT-2026-000039455 · never reused
Internal UUID01a0ae78-9675-770b-8b37-b5a7c309fe49 · 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-2026-000039455
StatusPUBLIC

Content hashes

Canonical text34f8ca8138870bb0537968d2258044d9feab4e1be126da56f40aededaf4db172
Markdown48fc0ab708087b3700965c35b5194de3581fedcdd60acdb208ba65523a4ff499
PDF
Publication page2d2d00132d0b8f86b37c36e7205747475cc8b65fb396ee290b19990624394672
Manifest4b701673a05aa71a907825f4f4acedbdfc7d855f4fdac11a931d3fccd3f366c3

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
SignatureTJAWMkRQ2FSI4csFdLx1TYP+AzjDutcSgU6f50rxAazboDDeiCt7DkOFcibYsTvFCMaBxzEMD7YOsYc8i1imBA==
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

2026-09-17T11:21:04.505291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039455
observed 2d2d00132d0b8f86b37c36e720574747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.488906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039455/manifest.json
observed 4b701673a05aa71a907825f4f4acedbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.471171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039455/publication.md
observed 48fc0ab708087b3700965c35b5194de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.453915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039455/publication.txt
observed 34f8ca8138870bb0537968d2258044d9...
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.