OpenTechnical

OT-2026-000059817

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000059817) never changes.

Identity and time

Publication numberOT-2026-000059817 · never reused
Internal UUID01a0ae89-ec25-7b75-abc8-5306757be5cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059817
StatusPUBLIC

Content hashes

Canonical textccea7d3282edc84f7861dd16f48076a214a225dba588822fabb9777dbec530a4
Markdown636d8f6533bcf400b5e84b3191b60de8871c5e125b1ea158ce11cf6e22707271
PDF
Publication page72508db7b891bf42ef9deeeff2f8dbdaf24e0c210e9f4e71ed4f95f260d65553
Manifesta5a6b6a9811e240b7c15dbb367bcb498e67c3dd87d442d146f62d928d12072dd

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
Signature+tyWh6kTlkGt7q/o6tP7U6OtUKlnmwbtCNAZx3YuUf+760tC3qYOQ7J85vZeiLqpu0W/m9PblayZ0p3Anu6lBQ==
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

2026-09-17T10:44:33.518078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059817
observed 72508db7b891bf42ef9deeeff2f8dbda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.495917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059817/manifest.json
observed a5a6b6a9811e240b7c15dbb367bcb498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.478736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059817/publication.md
observed 636d8f6533bcf400b5e84b3191b60de8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.381256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059817/publication.txt
observed ccea7d3282edc84f7861dd16f48076a2...
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.