OpenTechnical

OT-2026-000072336

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented before 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-2026-000072336) never changes.

Identity and time

Publication numberOT-2026-000072336 · never reused
Internal UUID01a0ae92-47c3-773e-b337-8718ed526081 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072336
StatusPUBLIC

Content hashes

Canonical text3f2b51b6a4ed3051a0ec9e1d19e91f80b4f6ef382a549cdbf9f836a616de2597
Markdown571542faf4dd165e41ca3566b0b7626f346e9ae0e7bb3d69fa761c4728c33b03
PDF
Publication page0c77b4dcdd07655072d071337ded462d719b27518376c8d69009551421f2b862
Manifestfc0aca4476a8c2bab7eeb156bd9f2cb6808ce7dbe67527bd04b42156bde35fff

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
SignaturetlVHlXf+Vr/ltqXdpRWN9R22/OS3N1LnDJ+QyeLJQKorNJQrQzPwnJHdqAO3y1nE99yO3MH2sVAawwDe5J1mAg==
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

2026-09-17T10:23:33.964423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072336
observed 0c77b4dcdd07655072d071337ded462d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.944807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072336/manifest.json
observed fc0aca4476a8c2bab7eeb156bd9f2cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.925740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072336/publication.md
observed 571542faf4dd165e41ca3566b0b7626f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.908825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072336/publication.txt
observed 3f2b51b6a4ed3051a0ec9e1d19e91f80...
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.