OpenTechnical

OT-2026-000039029

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000039029) never changes.

Identity and time

Publication numberOT-2026-000039029 · never reused
Internal UUID01a0ae78-9672-7ad1-8b13-d7d16bd1fbd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039029
StatusPUBLIC

Content hashes

Canonical text87d932bc08e9752b034919b49431e3f9255cb36812e5de0360e41f9714a79c3f
Markdown135f20cbaeef52e0f7baa085d8a00cd65ee779b031272d5d8478f4a8fb9ca4b9
PDF
Publication page4f1232da0180bf80776873a0d1c2c7fce2842f45e875642b3ac4958e84080b5d
Manifestd8e76e198de06daaa7310d31305119f30f56348839c21ed76deeaaa0ae8a424a

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
Signaturez5RY7XMk2ikMiVi6k6/j9/D/y9vGGIQPBSKje4gjoSzjJuIiczP22WfG2Fc9347eaESSyU1JfM4cT9trXVgfCg==
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

2026-09-17T11:20:22.651358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039029
observed 4f1232da0180bf80776873a0d1c2c7fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.634148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039029/manifest.json
observed d8e76e198de06daaa7310d31305119f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.617597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039029/publication.md
observed 135f20cbaeef52e0f7baa085d8a00cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.601320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039029/publication.txt
observed 87d932bc08e9752b034919b49431e3f9...
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.