OpenTechnical

OT-2026-000062008

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000062008) never changes.

Identity and time

Publication numberOT-2026-000062008 · never reused
Internal UUID01a0ae8b-b8ae-7a60-8111-e0166c088b40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062008
StatusPUBLIC

Content hashes

Canonical textddd9910f2148cfaa5619e13e43b3f6e10e2989de83522eb677f3d707487762e4
Markdownc870064929ff4e0c77f7670993cbe595ea31c2e53b0c6c7fbc46b619f274463c
PDF
Publication page04238d7864f6daeb8c2d43cb54859449558561b18ef549a559556090f06f4280
Manifestaf767a4cafed39bc0f4c438e23aebd28b9d113403fab9accffaf87519a343112

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
SignatureFZ6PqsUpoCnQbmjqrSAmL1hSzg/y/l2AeOiIgPMD0Inv4c1qrMAmrFV7qusjn8ZxuTKjldn3+G1OieINPb39AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:02.080058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062008
observed 04238d7864f6daeb8c2d43cb54859449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.061800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062008/manifest.json
observed af767a4cafed39bc0f4c438e23aebd28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.025808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062008/publication.md
observed c870064929ff4e0c77f7670993cbe595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:01.992803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062008/publication.txt
observed ddd9910f2148cfaa5619e13e43b3f6e1...
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.