OpenTechnical

OT-2026-000045874

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000045874) never changes.

Identity and time

Publication numberOT-2026-000045874 · never reused
Internal UUID01a0ae7d-8f06-7ede-a830-81aa1fec7fa3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045874
StatusPUBLIC

Content hashes

Canonical text576c271ab9ced35f44dcdcc48ee876dacbf61883d18e818bfe8b7828389b4e06
Markdownf9e3e718eb41b48203f4e5cb81293f664fe00ff42aa69c7416eef43e6fab986a
PDF
Publication page88029b9538ff3bbd1d58e90ec2a6b2d32ff262ab180f957adbdea2962b9f0415
Manifest57c71243c4e6a689148b82e28762cda4e3dbe288572d00aa119ec453cf9c39a6

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
Signature+/CVlZ+QbwfcJ5vLeoFrof5gLhRTyrvGp6Rz5Cg+61Jleu6S1TkLXCiYyNnK+sADFoj47lxYpfHT8kLNiD30Aw==
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

2026-09-17T11:09:45.752218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045874
observed 88029b9538ff3bbd1d58e90ec2a6b2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.733644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045874/manifest.json
observed 57c71243c4e6a689148b82e28762cda4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.713817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045874/publication.md
observed f9e3e718eb41b48203f4e5cb81293f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.694754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045874/publication.txt
observed 576c271ab9ced35f44dcdcc48ee876da...
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.