OpenTechnical

OT-2026-000009768

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, pulsed 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-2026-000009768) never changes.

Identity and time

Publication numberOT-2026-000009768 · never reused
Internal UUID01a0ae6b-7565-7179-8f04-930fb113937a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009768
StatusPUBLIC

Content hashes

Canonical text98284a8849b758298525eca5d820b70d7efe16e29545090c3477c9ecdb3c060f
Markdown6368552c5ef873cfd52288a84249fdb17519fb5da7ba3617fb4e96e93695f174
PDF
Publication page730252330729e35871364c966fa793ee5f32a070de49bdfc5f306baff0c9814d
Manifestfda4ec3dfbe81519369ddac56afd58ee433fdb71f15344a87b6b2ee8d87d0bdd

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
Signature2SZO6A48PHhlByPDe4tWu46hFPcF5AcEUDou2XXnjuz7d87RiAtFgRcUuDnDXEZe8+DVNZB80h6qedpG+7X0BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:16.724252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009768
observed 730252330729e35871364c966fa793ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.704373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009768/manifest.json
observed fda4ec3dfbe81519369ddac56afd58ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.685477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009768/publication.md
observed 6368552c5ef873cfd52288a84249fdb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:16.665419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009768/publication.txt
observed 98284a8849b758298525eca5d820b70d...
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.