OpenTechnical

OT-2026-000009716

Publication integrity record

Foam pad vacuum gripper, 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-2026-000009716) never changes.

Identity and time

Publication numberOT-2026-000009716 · never reused
Internal UUID01a0ae6b-7564-7608-aae4-b56fe4838e55 · 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-2026-000009716
StatusPUBLIC

Content hashes

Canonical text890e7df7e2c55957d065b8a5776d5b0c868ea0c865d5087e4e35a90efc0bad69
Markdownf8971a64fd5195914c8fc4bbdee90761f236e021c62df26df40d090c0c840a1e
PDF
Publication page2fedb6e36b5be5e1aa352eb2e66eef7549caa145efe1d4ce478bce20c1971b48
Manifest63d06e339ca2374348055097e5b6d5e6e29a2bacd09237cfb96927a0cc0612d7

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
SignatureD0+jaAFJf1WA0f5vH5htclpylOKbGHRRX0OlyNiuI8axMRi1QDcDCKCinOSt0/EMavjU4tlNWq5W/o+9Vq0VDA==
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

2026-09-17T12:17:12.642697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009716
observed 2fedb6e36b5be5e1aa352eb2e66eef75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.623418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009716/manifest.json
observed 63d06e339ca2374348055097e5b6d5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.606134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009716/publication.md
observed f8971a64fd5195914c8fc4bbdee90761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:12.587249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009716/publication.txt
observed 890e7df7e2c55957d065b8a5776d5b0c...
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.