OpenTechnical

OT-2026-000044014

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000044014) never changes.

Identity and time

Publication numberOT-2026-000044014 · never reused
Internal UUID01a0ae7b-d679-7c77-8f57-c10ec70a8f7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044014
StatusPUBLIC

Content hashes

Canonical text68e56c6dca29b4d32fa0db0ba32ee4d6846b0785ebe911c0532167f031f51b41
Markdowncb786206edc0ca9b7b0e0bbc208ac22cf690062bc82fecbc6de8aac59664faa8
PDF
Publication page14a1b45f9cca0ca981787db332f848f5377649e395473b10bceed0ad7a156627
Manifestcbebd5855f45836bb7287eb1d2f40ddd8da1c67e42ff38fc27c2013678eab482

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
Signature9ABg8Y67kx323bD1/dD7DSNaGSUbwanjNYOntpkrQIrFdI8WZS4/jtKmSieoOPk1TRo723SJUOelP32avV6QBA==
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

2026-09-17T11:12:23.646413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044014
observed 14a1b45f9cca0ca981787db332f848f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:23.627348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044014/manifest.json
observed cbebd5855f45836bb7287eb1d2f40ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:23.608704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044014/publication.md
observed cb786206edc0ca9b7b0e0bbc208ac22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:23.590081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044014/publication.txt
observed 68e56c6dca29b4d32fa0db0ba32ee4d6...
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.