OpenTechnical

OT-2026-000055618

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000055618) never changes.

Identity and time

Publication numberOT-2026-000055618 · never reused
Internal UUID01a0ae86-a103-76fd-b90d-cbee27b1c312 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055618
StatusPUBLIC

Content hashes

Canonical text942d8a17f7450857a97cdb4e4970c33d09a0966554e024d7a6c365c7191e7725
Markdownb2a5cd2d2b4cfe24cb2cd646c74a9c92a5212545d8222ed5f9a8925cec4f7699
PDF
Publication page13f3c96a89c2e6e81c8749c5add4e8b1f11b4ce26ed322dce18d0627814bf8e9
Manifestde7d1644877228122c20547373fbd4e35e193594cd6ed3a1a47f39337000adad

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
SignaturefyXaYkrL8PcET3YB8diXLCbnr7+PsBGWB5PF0NUp0f1n0zLurMliCW/3+4Lirt70t+hwlw6nd8onEJrXKEAvDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:51.786475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055618
observed 13f3c96a89c2e6e81c8749c5add4e8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.768879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055618/manifest.json
observed de7d1644877228122c20547373fbd4e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.750446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055618/publication.md
observed b2a5cd2d2b4cfe24cb2cd646c74a9c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.733599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055618/publication.txt
observed 942d8a17f7450857a97cdb4e4970c33d...
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.