OpenTechnical

OT-2026-000099656

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, sustained 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-2026-000099656) never changes.

Identity and time

Publication numberOT-2026-000099656 · never reused
Internal UUID01a0aea2-c976-7f93-ad0a-bd077b3ad24c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099656
StatusPUBLIC

Content hashes

Canonical text343156213cb29bbc67d0a93c492925b65cf10a782befa289ef908510dc41bd3f
Markdown7638a68d4e5640edd8eab8d74b629a6ca23bc2c2a77aaea927e28709ac067c03
PDF
Publication page52273b4b489f13a11fbee86f263030bccbf58262eea503aec18e5556286e80b4
Manifesta01183c46aeaf326daec2c91eb9d8faeba83a2111d3a92d0ed7cece5cf029458

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
Signature7P5fSL+dlVCgik+KyGT0qKKozxq12FUQekvtGHLTvGuTbS5N5VZtBy66GDHY3Tc1hEJqJfqv42nSwuA7gG3FAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:35.744318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099656
observed 52273b4b489f13a11fbee86f263030bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.725512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099656/manifest.json
observed a01183c46aeaf326daec2c91eb9d8fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.705608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099656/publication.md
observed 7638a68d4e5640edd8eab8d74b629a6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.686427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099656/publication.txt
observed 343156213cb29bbc67d0a93c492925b6...
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.