OpenTechnical

OT-2026-000061612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000061612) never changes.

Identity and time

Publication numberOT-2026-000061612 · never reused
Internal UUID01a0ae8b-7b45-79a3-8080-c4b5c779d508 · 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-2026-000061612
StatusPUBLIC

Content hashes

Canonical text6366da52d2c7750436895f0d2b6e6da9d799d2974788be780b50d915a4c8aebd
Markdownba5e8f739cf9c2806ff7ff13ce37a20fc93576cc385aa17cb357b4d0df36d21c
PDF
Publication page2de6651e99d864d79a1b394080b21aab172846335ba9a836414e548fef01127d
Manifestab9b92785428bfa5c55ab194ce32de69665f56aa2a42ffc415fe84b7a82211ba

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
SignatureIjViNpMKHZqFcYJMLyxXPMRbnWD8M42lIDApT9Pzp1eZkrAgRVU4POWjdL8F7nQuq9lS+ZNRQPGtJgQLt26/Ag==
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

2026-09-17T10:41:32.561110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061612
observed 2de6651e99d864d79a1b394080b21aab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.544562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061612/manifest.json
observed ab9b92785428bfa5c55ab194ce32de69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.528205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061612/publication.md
observed ba5e8f739cf9c2806ff7ff13ce37a20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.510614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061612/publication.txt
observed 6366da52d2c7750436895f0d2b6e6da9...
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.