OpenTechnical

OT-2026-000094502

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000094502) never changes.

Identity and time

Publication numberOT-2026-000094502 · never reused
Internal UUID01a0ae9e-f4e9-75fc-9488-4d1fcd47172d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094502
StatusPUBLIC

Content hashes

Canonical textbaab51e84207df701e8bbeee46cd61cc74e7f2ad98c93af06ccaa20c355ed21a
Markdown8e2ea49386363881cb28f81d6ac1092e5de8666a1f8a840199bec1388b4689c7
PDF
Publication page2983953a88f9510d6d12d84e9225a741cc91aefd50cf2fe79a68f6d7f3998ffd
Manifesta788997cfbc05477aeadd4641eb9271414d9cd8076d4d6d3b5c615b8d0a14ad9

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
SignatureHLelxdSFZK4z7UMNqbMTxHGOLJC5wVpsAxUoQSANFLU4/dwhPYtHbYmreiIRrnVlMDSPAqe8QYiGDeBbS9ZjDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:55.992112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094502
observed 2983953a88f9510d6d12d84e9225a741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.974057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094502/manifest.json
observed a788997cfbc05477aeadd4641eb92714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.956225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094502/publication.md
observed 8e2ea49386363881cb28f81d6ac1092e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:55.937768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094502/publication.txt
observed baab51e84207df701e8bbeee46cd61cc...
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.