OpenTechnical

OT-2026-000033332

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000033332) never changes.

Identity and time

Publication numberOT-2026-000033332 · never reused
Internal UUID01a0ae75-8980-7dc5-8798-b72c678883b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033332
StatusPUBLIC

Content hashes

Canonical textee7b2ba07b08da59ff8909ceeb7f88f20ed1df3a33e4ffd058ba26e488040e55
Markdown0c3431cfa74f21d8c39ed1f7e8ac4c4458fe56758be3fcf2d23e00e8fbfd1ff7
PDF
Publication page7e60c4fdbd19cf81be953e438d81c3c1194d0dc0df8606b0cb92d575868507be
Manifestfbe7436bdabb62ed4f4dabb37ea5db17b7661081ebddb5a6e3d9b89f840a10d4

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
SignatureMVlZzf14b+ST4LFeYOZ4A5fUmwc6j80ge2NlyGIPihnLOpspI1JHip5r/OFAETLi+k+jVgfOJ/WSKYh3a0cSCw==
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

2026-09-17T11:32:05.168887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033332
observed 7e60c4fdbd19cf81be953e438d81c3c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.150879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033332/manifest.json
observed fbe7436bdabb62ed4f4dabb37ea5db17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.133711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033332/publication.md
observed 0c3431cfa74f21d8c39ed1f7e8ac4c44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.114150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033332/publication.txt
observed ee7b2ba07b08da59ff8909ceeb7f88f2...
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.