OpenTechnical

OT-2026-000063908

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000063908) never changes.

Identity and time

Publication numberOT-2026-000063908 · never reused
Internal UUID01a0ae8d-53bb-72f2-9d1c-d4ef8d4ceaa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063908
StatusPUBLIC

Content hashes

Canonical textc3b4c8632de0d692201af1bad3dd4c351010cf6b262d0f9a16ef3e72ac65449b
Markdownc2f3e717697e38091228e2dc3d8e8a450bab32d2a19268bb12571d386d759b2e
PDF
Publication pageb85a80c22cb3c43e16f49d44254181e36cf662d45e8cbc1759e4f2b9640ad75b
Manifest8d867bef2d6e679af8a470a7718057397d71e7f1ff2e7aec93d0ac87778228ef

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
SignatureS1A3BO6V32R+XlzuB3+0MVdbW8azOSS8LlR92i9eJt1VDw76SGXXm/tFtYKNK8CDLhqFrEjRZff8A/Ui2wj3Bw==
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

2026-09-17T10:36:57.401410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063908
observed b85a80c22cb3c43e16f49d44254181e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.381825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063908/manifest.json
observed 8d867bef2d6e679af8a470a771805739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.363570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063908/publication.md
observed c2f3e717697e38091228e2dc3d8e8a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.345723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063908/publication.txt
observed c3b4c8632de0d692201af1bad3dd4c35...
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.