OpenTechnical

OT-2026-000040490

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040490) never changes.

Identity and time

Publication numberOT-2026-000040490 · never reused
Internal UUID01a0ae79-2702-7a3a-bf69-6181c4ee7483 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040490
StatusPUBLIC

Content hashes

Canonical textc6e87e441bc4a01bc6c84149d0efba236ea9b3752033cd5e664febd58a1a51d4
Markdownd14dc4b0251717c9988e9334d9905666b8c769c0b7d76c9e6840c4e064239a6f
PDF
Publication page6c733bae8b520f1e308403eda805e7599d1ebd89a1cf2139bb5dde64686a7a2e
Manifestd0b61724fa543eff4e3733666ce6616b0a7c3c13f1696b380b41768adcef80c0

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
SignatureMbAvvSY8VXmZrqCY1DpbX7soiY+8xS+hZDPz4buxrjMZ6ak8RYlYLeE8mbuVC4nB2nrKfmxuT4X7L6F4gGw2DQ==
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

2026-09-17T11:19:32.293978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040490
observed 6c733bae8b520f1e308403eda805e759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.277149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040490/manifest.json
observed d0b61724fa543eff4e3733666ce6616b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.259284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040490/publication.md
observed d14dc4b0251717c9988e9334d9905666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.243987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040490/publication.txt
observed c6e87e441bc4a01bc6c84149d0efba23...
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.