OpenTechnical

OT-2026-000086760

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000086760) never changes.

Identity and time

Publication numberOT-2026-000086760 · never reused
Internal UUID01a0ae9a-80a4-758d-b302-09e020d75ae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086760
StatusPUBLIC

Content hashes

Canonical textc43c52a70184bfccad8f897ce39d8f4296ed0154fe6eed1ec80a6476b0b897cd
Markdown0807e2421f3a103a7ed066dc9895d5d6bf94b21ddecc444c80e9977e0e75210f
PDF
Publication page93e67cdac688da495bb2d984bbc1ea0ef6107155b3c8050d96b9d05c8e36b2ae
Manifest7d8b6057ad1c192a638064182e11ef0a2b8ec758e7c360bb56c94f0c68052bb3

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
Signature5qdLN3Bh/a9gOg2ucrqkXBUCS7nxG6pjs/CyvOgaTjwiwEv9oE7MB1EVOQ3I/FNxklgfvldhK/D1rHa3tpJjBg==
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

2026-09-17T09:51:33.753592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086760
observed 93e67cdac688da495bb2d984bbc1ea0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.734853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086760/manifest.json
observed 7d8b6057ad1c192a638064182e11ef0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.718055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086760/publication.md
observed 0807e2421f3a103a7ed066dc9895d5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.700510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086760/publication.txt
observed c43c52a70184bfccad8f897ce39d8f42...
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.