OpenTechnical

OT-2026-000033299

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed blow-off 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-2026-000033299) never changes.

Identity and time

Publication numberOT-2026-000033299 · never reused
Internal UUID01a0ae75-8980-7e06-b0e0-e62645df03f9 · 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-2026-000033299
StatusPUBLIC

Content hashes

Canonical text69aea5175e5000702bd1378e6ca24323df54d97d4f7a4faf7978307b6f5d7aee
Markdown3744d82850bd04c7379b486bbe5721f99a8ba64d621cce530aa08211506208ba
PDF
Publication page49ac1798858ca0fd6e180f5dd2f5cb946bf12663d3d13d7d269aeb4483fd809e
Manifesta9b714939047f4df9a58430d3e84c16fe583a3485cb33a964cfaa55728f2b4d9

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
SignatureKjE5EH1vapo6DN2beMRxlhoKKyIyipvwGuo+FiGZQkvLqhhCN3nt3K7db1qMaVkiFlTLHCXSsXrXmwsMkI4ADA==
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

2026-09-17T11:32:02.682305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033299
observed 49ac1798858ca0fd6e180f5dd2f5cb94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.665598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033299/manifest.json
observed a9b714939047f4df9a58430d3e84c16f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.646912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033299/publication.md
observed 3744d82850bd04c7379b486bbe5721f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.629170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033299/publication.txt
observed 69aea5175e5000702bd1378e6ca24323...
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.