OpenTechnical

OT-2026-000059096

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained 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-2026-000059096) never changes.

Identity and time

Publication numberOT-2026-000059096 · never reused
Internal UUID01a0ae89-8611-77a1-a4f0-28f7d0dacc39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059096
StatusPUBLIC

Content hashes

Canonical text9bd79aa488b231ef7c20f15e857b27bebc4df3eb2b157e5abcf7828d4bb165c9
Markdownd82e5cf5bd834b23f8a4f2c2f03125b4183c33b79c5443ddab0500417dcb95de
PDF
Publication page4406574779e9649929265a0e697211ec49092045dd91f46867d70f033533d64a
Manifestc0f04328ad8ffce2332a0440ac207ccdc2764222e494fb1884c0550c1f25de44

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
SignatureE2wgD5PAzi4MDrqhxUc7vb77Z3/HqQXPCcy+Bvpgt9Tjssq2HQJYOpo9g1zu4LhRr0LjIl2yPXk/VU5x+AoxDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:55.922837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059096
observed 4406574779e9649929265a0e697211ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.905906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059096/manifest.json
observed c0f04328ad8ffce2332a0440ac207ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.888264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059096/publication.md
observed d82e5cf5bd834b23f8a4f2c2f03125b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:55.869720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059096/publication.txt
observed 9bd79aa488b231ef7c20f15e857b27be...
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.