OpenTechnical

OT-2026-000063160

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000063160) never changes.

Identity and time

Publication numberOT-2026-000063160 · never reused
Internal UUID01a0ae8c-94aa-7e83-b733-d68e31ff7227 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063160
StatusPUBLIC

Content hashes

Canonical textcde7fdf0bf0e76e34021577f7e99cd61ccf37ac106792b5af3ccbf64c42c22f1
Markdownf5a426988e0a96e79d558e2528eb823c8b1d93ebd82181048ddc80f32b777582
PDF
Publication pagea1d2151ffe40687ac53d646195107ec729335ae65226d2bb8084c8aeead3ea45
Manifest182691b158e4776f70e10bf1b5545427fe33a68a72910328a3489a213d7af10e

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
Signature8K9Z0m8BA/R7hYo3EepTbdg6T9IOVJovO//3zbUFw7eyHka7V2aVMndas0WzHygEebgEfd9kodcyLJYvnrPxAQ==
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

2026-09-17T10:38:56.928946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063160
observed a1d2151ffe40687ac53d646195107ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.912563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063160/manifest.json
observed 182691b158e4776f70e10bf1b5545427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.895042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063160/publication.md
observed f5a426988e0a96e79d558e2528eb823c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.876827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063160/publication.txt
observed cde7fdf0bf0e76e34021577f7e99cd61...
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.