OpenTechnical

OT-2026-000061960

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000061960) never changes.

Identity and time

Publication numberOT-2026-000061960 · never reused
Internal UUID01a0ae8b-b8ad-7ae8-9a76-ae03b3fb5131 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061960
StatusPUBLIC

Content hashes

Canonical textbe5fbf6327a825cd65f58d069592db863fc2e38cdf2d5f1eb1bf71efcd831d86
Markdown4adfe0beb9d0c88b175648ac6ed6f933e11665a1218642789659012e36ddcce4
PDF
Publication pageb8c2112c4bc9fc8078f19333a4c733a63cd1b21b3ce967931c1effc9b110c614
Manifest62417cb5743904105c515e6f72cd0421df559db2f89b89c968463546dc31904c

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
SignatureqsYfnMFjFp5dsmZU7ijpTqT+ZMAZJ0dAcZ8sgg7Y1aWCvVcFl8dqD8sE/Fsy2sk9ANR44MKnVhopd5p8LxUDCA==
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

2026-09-17T10:40:52.167970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061960
observed b8c2112c4bc9fc8078f19333a4c733a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.141227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061960/manifest.json
observed 62417cb5743904105c515e6f72cd0421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.118553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061960/publication.md
observed 4adfe0beb9d0c88b175648ac6ed6f933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.094667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061960/publication.txt
observed be5fbf6327a825cd65f58d069592db86...
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.