OpenTechnical

OT-2026-000011993

Publication integrity record

Three cup vacuum gripper, three 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-2026-000011993) never changes.

Identity and time

Publication numberOT-2026-000011993 · never reused
Internal UUID01a0ae6d-1943-7e82-8043-0f13ed4a1da4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011993
StatusPUBLIC

Content hashes

Canonical text261c6082db98520408cfcc11e6850fafe3c92b9be28062efa7cdea0b7c554dba
Markdownb9276b4b54778285c24b600e0458fdaff843cb380528ffbb9ccdb42fe67d7ede
PDF
Publication pagee5eddce4add7dffad34fc102b835803b0546cca709e4eb3fc2543691b328dbdd
Manifest26b7237a03c12c8245606a668977b46235576e75cc8b06bf43f6fe535720d3cd

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
SignaturexdFH2lPAKlIpnjGmJteQ7bkXG4CgFeyGzBZhUeIwbEXFLsMh4gJHUHkPNiAg6W8UofywJQOS2MfaFunjB6K3Dw==
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

2026-09-17T12:12:51.319981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011993
observed e5eddce4add7dffad34fc102b835803b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.300930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011993/manifest.json
observed 26b7237a03c12c8245606a668977b462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.282000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011993/publication.md
observed b9276b4b54778285c24b600e0458fdaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.262850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011993/publication.txt
observed 261c6082db98520408cfcc11e6850faf...
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.