OpenTechnical

OT-2026-000044354

Publication integrity record

Foam pad vacuum gripper, 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-2026-000044354) never changes.

Identity and time

Publication numberOT-2026-000044354 · never reused
Internal UUID01a0ae7c-39d6-7c03-81f1-bf2e6add25b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044354
StatusPUBLIC

Content hashes

Canonical texteed8f5e0cac944194f40cc54266f98ef82cb08bb1adca6a1c7179888cd7a0f0e
Markdowna647d76e194dbfcc43c0475e6de6f5332b9f018cc2479e3f168e95933507ff2d
PDF
Publication page83e85df6a6715c126dbd0d54bed4d6fd768856fa60e512f189bc58d164a2da52
Manifest8f24c849a260ca5594605f98ddce71a5f67b7ed1bafeb8b1ae0b41935fa409c3

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
SignaturehSPA9AtDqbwRkse6RWPuOVrgditnZdPczVxucfIZIkU3iy0nOtrRntnzoFQdmmKoB4/JQpIG2lymCFXLUflZAg==
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

2026-09-17T08:30:27.583290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044354
observed 83e85df6a6715c126dbd0d54bed4d6fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.565256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044354/manifest.json
observed 8f24c849a260ca5594605f98ddce71a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.545185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044354/publication.md
observed a647d76e194dbfcc43c0475e6de6f533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.527733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044354/publication.txt
observed eed8f5e0cac944194f40cc54266f98ef...
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.