OpenTechnical

OT-2026-000050950

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000050950) never changes.

Identity and time

Publication numberOT-2026-000050950 · never reused
Internal UUID01a0ae82-c7b4-7ebe-90dc-9eafaf7073fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050950
StatusPUBLIC

Content hashes

Canonical text99fa0e24a999434b83f6d2e49a64c5dc9e3af4347f8f373b2ae6ba993adf8432
Markdowna1ad261572cb7209477f32c97458cb1a545e20a15d9d3b515382486018bd7cc6
PDF
Publication page22315bc5ffeb5a5744ba02d61c4fe618f2e01df1dd054092c4f002e692b2b2c7
Manifestf477b31a44aed482c25d09272424edf1b099e73357e2171b4c051778646fc306

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
Signaturedo+5H3A0Gb0E7UuSdTQWUqCXc6gpNIA8ZFlgwjIn6pTypE1jVt72NOPdx9ZJJ/ByRGUKXDdOhPF1DlwNf0UxCQ==
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

2026-09-17T11:00:43.254199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950
observed 22315bc5ffeb5a5744ba02d61c4fe618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.254154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950
observed 22315bc5ffeb5a5744ba02d61c4fe618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.233539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/manifest.json
observed f477b31a44aed482c25d09272424edf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.233457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/manifest.json
observed f477b31a44aed482c25d09272424edf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.213877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/publication.md
observed a1ad261572cb7209477f32c97458cb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.212769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/publication.md
observed a1ad261572cb7209477f32c97458cb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.192196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/publication.txt
observed 99fa0e24a999434b83f6d2e49a64c5dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:43.191971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050950/publication.txt
observed 99fa0e24a999434b83f6d2e49a64c5dc...
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.