OpenTechnical

OT-2026-000095505

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000095505) never changes.

Identity and time

Publication numberOT-2026-000095505 · never reused
Internal UUID01a0ae9f-8f74-71a9-aaff-69a79bf0568c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095505
StatusPUBLIC

Content hashes

Canonical text00a9c5e61db79d4fd0da364b8a2d5441bb1e02e5a45b304e2d41d2d9551714d5
Markdown3eecb449255304e4ab2c27e6e69b704f7d367391e5707f10969eaa241ea47c45
PDF
Publication pagec9ab31019e11763afbc58f5bc74cf273fb928821f3b71a9f5957412e1dbf4ec8
Manifest45cb7b3ef8103ff35fa61166267bc48ea8a63d4cb12b59744e5ae0df992746c8

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
SignaturePtQfcWWGuaaW0vhg50ZiY4cFBBCFuDilDr72F8uhznW+9/BT75U1crcj6Z1Sm31nnoqmJt4yXJMDO7w11+vjDA==
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

2026-09-17T09:36:54.704698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095505
observed c9ab31019e11763afbc58f5bc74cf273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.686201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095505/manifest.json
observed 45cb7b3ef8103ff35fa61166267bc48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.669852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095505/publication.md
observed 3eecb449255304e4ab2c27e6e69b704f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.651030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095505/publication.txt
observed 00a9c5e61db79d4fd0da364b8a2d5441...
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.