OpenTechnical

OT-2026-000035079

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, 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-2026-000035079) never changes.

Identity and time

Publication numberOT-2026-000035079 · never reused
Internal UUID01a0ae76-6a1c-76da-9eda-8bd7da928e72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035079
StatusPUBLIC

Content hashes

Canonical text129dcf58ec277319bcaca6b81ebc2074d49d269b72a1a4afbc50587faac42f9a
Markdown406c59972564dd1b00da85b5ffa397e53ae2b5531f4c00ef21646d0842665fb0
PDF
Publication pageb80602a1b4bb4d989808dee113728f6fb1e1f8e6718c68f5945d356eb03d393a
Manifestb9358f3fa54b0b6714eaf71a7ede582bf19d18b2fe7de28d23290bec85d91fcd

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
SignaturexEn3KD1k6S9ndrxENQrjrClqzcH7zsr46kjrUyx+G24AsCH9m1nD40C9WRnYjBwi0GE2EhAeVMDAMGlqru0lAg==
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

2026-09-17T11:28:08.697679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035079
observed b80602a1b4bb4d989808dee113728f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.677723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035079/manifest.json
observed b9358f3fa54b0b6714eaf71a7ede582b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.657836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035079/publication.md
observed 406c59972564dd1b00da85b5ffa397e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:08.637674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035079/publication.txt
observed 129dcf58ec277319bcaca6b81ebc2074...
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.