OpenTechnical

OT-2026-000008444

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, 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-2026-000008444) never changes.

Identity and time

Publication numberOT-2026-000008444 · never reused
Internal UUID01a0ae6a-e46a-70b4-b4d6-be9f5f4f841b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008444
StatusPUBLIC

Content hashes

Canonical text8d12c6a06e165079b45ec69a22d94a6149ceea944354757896c9b396f8246ae4
Markdown23f54c53ce51b6e381915f58f4f5cc75f70524918472007d65436f2fa54a76a8
PDF
Publication page3d01955dad7d7ad01d1360172958ebe986c51cd6c87d76947e8a542ed3d9a677
Manifestf376a51612e85e199dd4a174ac77644fe1ab2067005f52b221ea194dca3c027e

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
SignatureS4CEvtbjfp8UlqJRfjk/EfRRgeF1J5XOMSsSej+FvErZ5vcLWdVerO63aZ31uegGpo0AhWyBJZQ1FCP0nBLwBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:19.513304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008444
observed 3d01955dad7d7ad01d1360172958ebe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.489875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008444/manifest.json
observed f376a51612e85e199dd4a174ac77644f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.470552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008444/publication.md
observed 23f54c53ce51b6e381915f58f4f5cc75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.450947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008444/publication.txt
observed 8d12c6a06e165079b45ec69a22d94a61...
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.