OpenTechnical

OT-2026-000037613

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000037613) never changes.

Identity and time

Publication numberOT-2026-000037613 · never reused
Internal UUID01a0ae77-b8cf-7dc3-8447-f90bb5206a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037613
StatusPUBLIC

Content hashes

Canonical textac0d07f8d3c779f25ee95c931d9457975df59b237d555379d0eeb30af0e80d9f
Markdown2c68a69b130570d98f1f25d8c4195857b6ff29f8ed67659082616de3f79f03f2
PDF
Publication page522af7e31335f0aea932995469a6ee1257cd5b157bc57d90312db18cf48e43bc
Manifest45d2e047b70dc91ec7a702d5d7f31c29f622cec877b36c462120e18e68500ca3

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
SignatureINbpSg2xzZ+qgNSBcCuxfLgrejgRvd8vetgJxGPYCV6MUN35WjR9rS0+K8Nms8ALs3V1PBUdP9iJA20Nl18xAg==
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

2026-09-17T11:24:10.231617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037613
observed 522af7e31335f0aea932995469a6ee12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.214870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037613/manifest.json
observed 45d2e047b70dc91ec7a702d5d7f31c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.197306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037613/publication.md
observed 2c68a69b130570d98f1f25d8c4195857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.180021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037613/publication.txt
observed ac0d07f8d3c779f25ee95c931d945797...
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.