OpenTechnical

OT-2026-000062351

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000062351) never changes.

Identity and time

Publication numberOT-2026-000062351 · never reused
Internal UUID01a0ae8c-0abf-7422-95cc-4703732eda25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062351
StatusPUBLIC

Content hashes

Canonical text30e35dfea10e21743adc5fde2a93fc0c51a2143af2152cbc35b4b2003d58fd9b
Markdown045062358b560e6aac51f627e84139de7b539cb83b1a5627f1d4db8edf6d6861
PDF
Publication pagee76cbec1c42a134e9581cd05b75bbcef9778e01b8a7f003e4b985f4bfea6c2e5
Manifest60f6d91f94d030cf48a248b4e76c140778770cb2267c75835e8180eddbc5d523

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
Signaturec0FQyRGmYopZNJwAOOWjl8JuzA8Ud3oZ4GXlLcDflJAADKT5FKfGX17gt59cEa3ZJ0861FclGGwwFRKrvOQdDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:39.870401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062351
observed e76cbec1c42a134e9581cd05b75bbcef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.850947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062351/manifest.json
observed 60f6d91f94d030cf48a248b4e76c1407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.830971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062351/publication.md
observed 045062358b560e6aac51f627e84139de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.812041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062351/publication.txt
observed 30e35dfea10e21743adc5fde2a93fc0c...
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.