OpenTechnical

OT-2026-000066417

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000066417) never changes.

Identity and time

Publication numberOT-2026-000066417 · never reused
Internal UUID01a0ae8e-ce40-7ecb-8d25-eb2db9108e29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066417
StatusPUBLIC

Content hashes

Canonical text60aeddc39bf654f24283fc01f82df31d80ebf85c4e5b61ab674321febf477318
Markdown35931f471e5a13fccf9148fc056aa9c931e1209feb17b52016dcc5964d2b4e8a
PDF
Publication pagefc7a82df586180a1ba54cdd371ea50dcbc488f09787397c7535c10592c610ae0
Manifest3a9926648a2420368320952faeca276dc74dfe09a0b88e6d48aacd31460be414

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
Signature6WRzSEJQO9GvlC0RtM8F5MrmdO0HDYfReJSlL2NkWVW+O0Ayg29YbhVqjkux86hbnZ88RveEq1zFCv3DcXlgCw==
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

2026-09-17T10:32:39.420933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066417
observed fc7a82df586180a1ba54cdd371ea50dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:39.402193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066417/manifest.json
observed 3a9926648a2420368320952faeca276d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:39.386024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066417/publication.md
observed 35931f471e5a13fccf9148fc056aa9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:39.367965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066417/publication.txt
observed 60aeddc39bf654f24283fc01f82df31d...
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.