OpenTechnical

OT-2026-000076511

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000076511) never changes.

Identity and time

Publication numberOT-2026-000076511 · never reused
Internal UUID01a0ae94-6a71-7f5a-b028-4b6a1efc9037 · 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-2026-000076511
StatusPUBLIC

Content hashes

Canonical text6a0eafcab315307806541d16b047cc62e3dc69737b24b370c3c2de1554610029
Markdown68a197e375346243df118431f991aa14fe49df00076a1230374d3562797e8bed
PDF
Publication paged1f7155a25ac6ab827549e9af26a1ca94da98b842aee65981ae5a580f2ec444b
Manifest367c47d1d0176e8fffe9200b6b4beba6351f93a1764be690e32a388754ce9b5c

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
SignaturetDLk35biuRPx0jXx25neZ/f+EoyyiUB44yOz4q6MSzWA2s75cHkq88Z0zUOLsldMW/9GZfj+Uzj4Kg9rPOkAAQ==
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

2026-09-17T10:12:48.764163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076511
observed d1f7155a25ac6ab827549e9af26a1ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.746224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076511/manifest.json
observed 367c47d1d0176e8fffe9200b6b4beba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.728434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076511/publication.md
observed 68a197e375346243df118431f991aa14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:48.708593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076511/publication.txt
observed 6a0eafcab315307806541d16b047cc62...
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.