OpenTechnical

OT-2026-000085032

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000085032) never changes.

Identity and time

Publication numberOT-2026-000085032 · never reused
Internal UUID01a0ae99-43b8-7e3c-8e34-565e4050a681 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085032
StatusPUBLIC

Content hashes

Canonical text92c89cbb64eacf8e856774a80898c10395e78c55a94c8685003f3fff17576a7b
Markdownba48f879b179f2efe2ddda7fd03178d379b2720d520b4906af0c344dd6382de4
PDF
Publication page5a0ba598546c8a6191e24d19c653b1448d3918e80d36f783b2ddb7bbd41c83eb
Manifestcdd30c424740513cf0bd6334cff0a4c37a39921bd8b744c11d741e7bc68d19bf

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
SignatureJGBIRtJLSxhqjh2EKmm1p4asqnxqN6/eSE8rwyMzrBywtGT3mrFUkclOtqQQvXEkrrUjb0ogJmx89w3To/rZCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:02.691038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085032
observed 5a0ba598546c8a6191e24d19c653b144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.674944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085032/manifest.json
observed cdd30c424740513cf0bd6334cff0a4c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.657689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085032/publication.md
observed ba48f879b179f2efe2ddda7fd03178d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:02.642065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085032/publication.txt
observed 92c89cbb64eacf8e856774a80898c103...
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.