OpenTechnical

OT-2026-000024987

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single 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-2026-000024987) never changes.

Identity and time

Publication numberOT-2026-000024987 · never reused
Internal UUID01a0ae71-2728-7ac2-9030-389eb177d9db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024987
StatusPUBLIC

Content hashes

Canonical textf451583cd48b14539335a6ac35fe374e2a27d3c1e550714adc64bf083f5f38ee
Markdown4e58214f38dd446d919a83ac1687463ed52ab2c21f2a7c99be0f86b774ccb721
PDF
Publication page61988bc35decb1b651e1fc171ea224a2b9bc2e882ba756c239dcd76a102dd695
Manifestc90d289b1207182c0c026ba7001e8bc86e87e1566f5f71292a7c07462c60e029

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
Signature6ge30mYdVSpH+HeghTDOv3Qx7ockM/LQ85l+u1OA2sZ8D6Jg24h+0Vbs05mjjecN3mL6YQ42tzJ4mesi2gXdCQ==
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

2026-09-17T11:48:20.661552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024987
observed 61988bc35decb1b651e1fc171ea224a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.640745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024987/manifest.json
observed c90d289b1207182c0c026ba7001e8bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.621315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024987/publication.md
observed 4e58214f38dd446d919a83ac1687463e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:20.601981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024987/publication.txt
observed f451583cd48b14539335a6ac35fe374e...
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.