OpenTechnical

OT-2026-000025590

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000025590) never changes.

Identity and time

Publication numberOT-2026-000025590 · never reused
Internal UUID01a0ae71-5fa8-7f99-8764-28eda7ed9e16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025590
StatusPUBLIC

Content hashes

Canonical text9bd9a734e7b6d6775088b1e71d06266dfa44eaf7f7b70675419087245758124c
Markdownf6fbc61cf0afbdec7eabe3ab58a08fb545e0f10fdf6171acea28c0b19e3cc7aa
PDF
Publication page1543de906737f8233da93f5c7ab9dae8a7f02091dc6f0b768e989dd0b6f5dd3a
Manifestf7cdf3b04e3dce13ba51cc664cc597e3c924eacd1f984c155016464c895420f5

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
SignatureOkTClZQL8RM1WkDzTiqKH2BpVxsfj/Z2FwpJOgQLGh7KBAWFPyOf0cBGwggbniD5dMOPXuyS6E7ikQGG7aVqCA==
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

2026-09-17T11:47:43.521868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025590
observed 1543de906737f8233da93f5c7ab9dae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.504755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025590/manifest.json
observed f7cdf3b04e3dce13ba51cc664cc597e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.487018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025590/publication.md
observed f6fbc61cf0afbdec7eabe3ab58a08fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.468906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025590/publication.txt
observed 9bd9a734e7b6d6775088b1e71d06266d...
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.