OpenTechnical

OT-2026-000059473

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000059473) never changes.

Identity and time

Publication numberOT-2026-000059473 · never reused
Internal UUID01a0ae89-8617-738b-8965-cb96f84c5b20 · 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-2026-000059473
StatusPUBLIC

Content hashes

Canonical text750ff3f4330e1e87e833258485ffe71fcdc88efe151944ba28e2d0a90a1618ac
Markdownb3456866a27f1cfdef9e4b62b2d23c227ca24860f1d9d717852bdac69b0771b5
PDF
Publication page9e2233455be4246e9552c949c030f0eca282f46646644c6c5a9ac2c15833335c
Manifest380fc6c2ee50e2dabb8f991458555b0bab53dcb65edbc56193d7ea29f2643f9a

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
SignatureYx9KVHLDAo39UxkekB15R9RwNK0GO0eQvUuZmcPHsf4AjcqH1gE8QUTakhtsjlmVi6qcdtLu6sHaOvstT5quBA==
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

2026-09-17T10:46:10.338790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059473
observed 9e2233455be4246e9552c949c030f0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.317879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059473/manifest.json
observed 380fc6c2ee50e2dabb8f991458555b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.297209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059473/publication.md
observed b3456866a27f1cfdef9e4b62b2d23c22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:10.277895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059473/publication.txt
observed 750ff3f4330e1e87e833258485ffe71f...
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.