OpenTechnical

OT-2026-000038600

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000038600) never changes.

Identity and time

Publication numberOT-2026-000038600 · never reused
Internal UUID01a0ae78-2d54-78f7-8efb-c3a9133a5e00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038600
StatusPUBLIC

Content hashes

Canonical text15dc8a39614b85a57c7484ae7a00231a2fb66034a1298a66ec2fd237c3c5b60d
Markdowna688a4f0be35463dc75bd0c3278dde464ec990a413f4fc4bd68f1999213d286b
PDF
Publication page1033a20048dcd5380f716a27be55ebd5fa4426bfb0b230de1f525d105a4ed6a3
Manifest0bdb831d87dea6286af12bfde7b326fad06c87cef3b84b5a0402fa393c6dbb75

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
SignatureqqMXC4zh36K/k96RQMa7ROXSyuFTo4AZCvfbMFRmZF8XwKMLZh0PwlR5USLFQoVXQWeQTE41f7J0gQGkAHyPCQ==
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

2026-09-17T11:22:53.161872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038600
observed 1033a20048dcd5380f716a27be55ebd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.140893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038600/manifest.json
observed 0bdb831d87dea6286af12bfde7b326fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.122146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038600/publication.md
observed a688a4f0be35463dc75bd0c3278dde46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.103856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038600/publication.txt
observed 15dc8a39614b85a57c7484ae7a00231a...
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.