OpenTechnical

OT-2026-000083753

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained blow-off before set-down

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-2026-000083753) never changes.

Identity and time

Publication numberOT-2026-000083753 · never reused
Internal UUID01a0ae98-0417-7870-a019-5e29a8637fe5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083753
StatusPUBLIC

Content hashes

Canonical text0b003c8e7f704d8d5ebc6d1e5fca627ea65a437ab10e04fa8768b415a7055db9
Markdowncff18516e2f28ee699a3ceaae49be6b09792a82d38f7325e499f6d2de876e753
PDF
Publication page269683c8ac89732e3ec4ead57a7d5c282636df669ef84cdd1e0e65d7d0a85b19
Manifestefd7ea11ce268a14b5c19d2f009b674ad6acc6d6eef618e2fb18800e73f78f50

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
SignaturewjkGNPdl5qmhbrxTOWkMrRlGnj0A6tm/k0KxpnTJT2oqs3ULKP5T308u7WGEWUFAs7s9jJiw5x7g0/SmpwcnDw==
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

2026-09-17T09:57:23.501929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083753
observed 269683c8ac89732e3ec4ead57a7d5c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.483464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083753/manifest.json
observed efd7ea11ce268a14b5c19d2f009b674a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.467357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083753/publication.md
observed cff18516e2f28ee699a3ceaae49be6b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:23.450473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083753/publication.txt
observed 0b003c8e7f704d8d5ebc6d1e5fca627e...
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.