OpenTechnical

OT-2026-000076502

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000076502) never changes.

Identity and time

Publication numberOT-2026-000076502 · never reused
Internal UUID01a0ae94-6a71-7b5c-a86f-1dbcaf55428a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076502
StatusPUBLIC

Content hashes

Canonical text42abb77a4f925e91254b777cc98074a93ef7434f07b591a6da32beab42329e3c
Markdown13dc1fd89c46ab55e2c388e1d5ad3b9744761afc83ea8252470e4601d12ef172
PDF
Publication paged8009d0a1a9531246d2dc75a814f9e1095cbf1d9ec7ef4f2fe325f2bd1604071
Manifesta2215ebf1f77d0d353a1cc336169883c68b7e04ca6823a87fd5a99e0af57a2ca

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
SignatureyIMUJTQXyTO8YqsLUplhgGjYA5jCSBG+CmfUeoaIs4FdMegIetXKBUFQQpfNoDgxwRee76VDbg50nNZDfa/UBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:46.974358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076502
observed d8009d0a1a9531246d2dc75a814f9e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:46.954498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076502/manifest.json
observed a2215ebf1f77d0d353a1cc336169883c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:46.815283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076502/publication.md
observed 13dc1fd89c46ab55e2c388e1d5ad3b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:46.532199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076502/publication.txt
observed 42abb77a4f925e91254b777cc98074a9...
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.