OpenTechnical

OT-2026-000063268

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063268) never changes.

Identity and time

Publication numberOT-2026-000063268 · never reused
Internal UUID01a0ae8c-94ab-708a-a410-585c2b3b1a87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063268
StatusPUBLIC

Content hashes

Canonical text11d48c4940447a6180bb46196e42d9bfd55bbf42c3063cf27b4599afd7eb379b
Markdown0213373b6fb11123d3532c9efa22dba23f5970fb742eb8e747ed9df6f5261c5f
PDF
Publication pagec1f7f29c20a37d96c08646476b4c1f283564f43da88fc5e8aaff755cfb049d9b
Manifeste5e5b2da06358d45e74383c4a436879798b3d53cc549b3705f7f6afec7531192

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
Signature0Sg6n88QhYX86MmfTHUtjtlbxyabgUcTQDYLtYHGkImQEKQkNNIA6gL8gN1IAHIa7E1HSHNKWT/YRrfMvQtTBw==
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

2026-09-17T10:39:09.423806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063268
observed c1f7f29c20a37d96c08646476b4c1f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.407185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063268/manifest.json
observed e5e5b2da06358d45e74383c4a4368797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.391151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063268/publication.md
observed 0213373b6fb11123d3532c9efa22dba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.374043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063268/publication.txt
observed 11d48c4940447a6180bb46196e42d9bf...
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.