OpenTechnical

OT-2026-000098335

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000098335) never changes.

Identity and time

Publication numberOT-2026-000098335 · never reused
Internal UUID01a0aea1-e965-75e8-895e-bb0a58e5e13d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098335
StatusPUBLIC

Content hashes

Canonical text12831ebb1300bb03bf074248eff8c1e8f7e4254bdc6b6e4b7e8531351681c86f
Markdowndabe55a0a256f825a3cc3ce7c59d86d8aa5caa33eaeef3e8f73e6098e0d734ed
PDF
Publication pagef9675044d375fe136132cb4c29e5b5e966870049b6b7b5434bc9f28ec704db64
Manifestb8a70122b2ac198a5aadb4492fb0684d30287d9ec96cb9b44d170f506ef5ffd9

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
Signaturekwv0gRgneuqxzZysfy5s1scHAxGWO9kdYM7CRkhyyCy8/GxiGI2IREusitMTfP25av4wrbz75NkJ+Ppu7x3ZBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:32.940611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098335
observed f9675044d375fe136132cb4c29e5b5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.922656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098335/manifest.json
observed b8a70122b2ac198a5aadb4492fb0684d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.906148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098335/publication.md
observed dabe55a0a256f825a3cc3ce7c59d86d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:32.889164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098335/publication.txt
observed 12831ebb1300bb03bf074248eff8c1e8...
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.