OpenTechnical

OT-2026-000036576

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000036576) never changes.

Identity and time

Publication numberOT-2026-000036576 · never reused
Internal UUID01a0ae77-46e7-7318-bd69-a1ab2462cd4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036576
StatusPUBLIC

Content hashes

Canonical text85da9d4eff48c128ac5cfdf7e9b88491aab37642052b51822a2b8b4c75b162c4
Markdown6f135b1988bd3433cb2c31cb1ac1951e9dd3db7b14b6663d7a7b36dc762b3f99
PDF
Publication page19fb3ad007f6131d489d53efb0b7b8805dcf84e477c39f9c61e76d2519429cf9
Manifest5af05d98dd2548b74f2667824329422e0de6cae22b3e2f020a4df1a6bf910a79

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
SignatureYCpJuKEDQu6/GfZXSIRzMO4QgyFEySuoGL78/0SkyQmaPXBGBb6mebh0ouncvxy/21r0GH4D/mpdbzWjGJsmDQ==
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

2026-09-17T11:25:47.893241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036576
observed 19fb3ad007f6131d489d53efb0b7b880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.876960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036576/manifest.json
observed 5af05d98dd2548b74f2667824329422e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.860363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036576/publication.md
observed 6f135b1988bd3433cb2c31cb1ac1951e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.843714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036576/publication.txt
observed 85da9d4eff48c128ac5cfdf7e9b88491...
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.