OpenTechnical

OT-2026-000061419

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000061419) never changes.

Identity and time

Publication numberOT-2026-000061419 · never reused
Internal UUID01a0ae8b-7b42-7ed4-9ea1-e0534a528400 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061419
StatusPUBLIC

Content hashes

Canonical textbb26dc752438312862550208e002683f716af13179f6b89fae67c99c28bee525
Markdown8ff253c9524ebdd7eda5e3f0092870e8ecdc103cfcb57a980ff09e8558545996
PDF
Publication page0a78910bf854216bfa3aa77b6703a9da628525a7ae90b7fbd3b748572e2bb273
Manifestf2a38c0fd05b726f25d986f765b3f784249113c1a48e36c9df0948d8065b1144

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
SignaturerI2sKqBCLN94OU4iXHQfXctcC2UkpSBF+FTOxTfyNw5ii/4gxb4guIQ6C8QGFKBo323ZdDqK3W0bf64kzEWgDA==
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

2026-09-17T10:41:17.485463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061419
observed 0a78910bf854216bfa3aa77b6703a9da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.468025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061419/manifest.json
observed f2a38c0fd05b726f25d986f765b3f784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.448985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061419/publication.md
observed 8ff253c9524ebdd7eda5e3f0092870e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.428706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061419/publication.txt
observed bb26dc752438312862550208e002683f...
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.