OpenTechnical

OT-2026-000040324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000040324) never changes.

Identity and time

Publication numberOT-2026-000040324 · never reused
Internal UUID01a0ae79-2700-7b11-9307-aee28f4b088b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040324
StatusPUBLIC

Content hashes

Canonical textb17c6b6bff7c1161da5f9e497ce202e184d4d1691bacd045d886a318cd192eab
Markdowndb5fc3438200684e610394420deaa5a7d26a31bdfd703131ea456d68cd54f981
PDF
Publication pagecbc38205dae686fae5ec7895a08d8277ad4fddb81547f35d1c9a185524452970
Manifest043a4116fceb7e0bf0dd3faad6fe95b0717be7744df7eef5189383c71eb1dde7

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
SignatureWeXHIZ0DLuS85rqJdoDqz1r7jbhzHAAZsJN4MvrQ28IIE+REXYRoMwwcIGfkpcJ805riv39PyYCT9hIMlxPXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:19.620007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040324
observed cbc38205dae686fae5ec7895a08d8277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.603369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040324/manifest.json
observed 043a4116fceb7e0bf0dd3faad6fe95b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.586320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040324/publication.md
observed db5fc3438200684e610394420deaa5a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.569630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040324/publication.txt
observed b17c6b6bff7c1161da5f9e497ce202e1...
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.