OpenTechnical

OT-2026-000062628

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062628) never changes.

Identity and time

Publication numberOT-2026-000062628 · never reused
Internal UUID01a0ae8c-0ac1-78cd-b3aa-4acd9a66519a · 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-2026-000062628
StatusPUBLIC

Content hashes

Canonical text03d6ad03b6394c9c8f8c1ccb814b35ab119925ca3e87014992526e6300b8a5ac
Markdown09f7443c552dfdf8c1b74bd41fb9f221fa71b51da856c57aa87d4c36a0210bbb
PDF
Publication page65366a9480fae78bac7c2c2efc85669064884cf8a7a81cd04411ea8941fd302b
Manifestf3da03ac9294c30c0475459168081ac738ad155cfe07b98061c8a9ea22f9e633

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
SignatureH/UxkiTHTqjOsX2WqObHhG8Q4uFK3liA3ZoUp/b3l25l/po7fEkVtdmacZnWOW2/VOQAzIJBaEwYPO8uoXkDDQ==
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

2026-09-17T10:40:08.413231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062628
observed 65366a9480fae78bac7c2c2efc856690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.392879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062628/manifest.json
observed f3da03ac9294c30c0475459168081ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.371338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062628/publication.md
observed 09f7443c552dfdf8c1b74bd41fb9f221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:08.349104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062628/publication.txt
observed 03d6ad03b6394c9c8f8c1ccb814b35ab...
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.