OpenTechnical

OT-2026-000063952

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000063952) never changes.

Identity and time

Publication numberOT-2026-000063952 · never reused
Internal UUID01a0ae8d-53bb-7c83-8590-8819dc446b94 · 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-2026-000063952
StatusPUBLIC

Content hashes

Canonical texte5b4eda0081b55d0db1af8a7301d2c51e255b84c00250da67141373870fa6879
Markdownd8abb51c20194ad9d6a9f44a2fbd9c142eaff27020efd312358b4e1b19789484
PDF
Publication pagef453f212f25f7bf5184a3021290c9e4f73f375f470240d3c310727b6e7f4caae
Manifest69d3c042867b088be8c722358564997c5cc2e0c565a6cfc7ae921a548b494b4c

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
Signature1e1Hj/e9Y7KrFXqs9Pf0FcT3qmZynjppdgqOlNbPYZ2tg1kK49J+lndPE6awa2jblMgi3HuXCPKQDRVqAyFtAw==
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

2026-09-17T10:37:00.794917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063952
observed f453f212f25f7bf5184a3021290c9e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.776272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063952/manifest.json
observed 69d3c042867b088be8c722358564997c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.758330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063952/publication.md
observed d8abb51c20194ad9d6a9f44a2fbd9c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.739689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063952/publication.txt
observed e5b4eda0081b55d0db1af8a7301d2c51...
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.