OpenTechnical

OT-2026-000010541

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented after 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-2026-000010541) never changes.

Identity and time

Publication numberOT-2026-000010541 · never reused
Internal UUID01a0ae6c-0ee7-74fd-9811-d28f5bf2623a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010541
StatusPUBLIC

Content hashes

Canonical text6117a50e1b678f80ecadb5e730ff3fa00b08c6f5b687e5daf87e43cda6283886
Markdown29113f92becc7db2d987574f7d4cfddf5752219417b02cb3a0751a16b9e4a832
PDF
Publication page00fe5aa47e57ba2f359da98a87b31d9e2431d5b6ec342313b95daf95934de394
Manifest5be7982309375739d514fb76880c62a01615c87a20f155b217b74312ee21d5d2

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
SignatureYEeFVQOVwICOqOT6YWIUdggzMbg0Kxc4Qe5A7KsX+EqbWZrNUPsge1aKzeYmqRXbCxqrTuWCA2006CZCUdknAA==
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

2026-09-17T12:14:42.346923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010541
observed 00fe5aa47e57ba2f359da98a87b31d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:42.328676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010541/manifest.json
observed 5be7982309375739d514fb76880c62a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:42.309617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010541/publication.md
observed 29113f92becc7db2d987574f7d4cfddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:42.289338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010541/publication.txt
observed 6117a50e1b678f80ecadb5e730ff3fa0...
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.