OpenTechnical

OT-2026-000014500

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000014500) never changes.

Identity and time

Publication numberOT-2026-000014500 · never reused
Internal UUID01a0ae6d-b27b-7a24-a224-0ad7d00f15aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014500
StatusPUBLIC

Content hashes

Canonical text4a985f8540f5ced169b053b2eb6f5df53a3d9e3c4b5f390130573309e8a6e45b
Markdown0d7d495c43a5b81327dba76261f5dda221414f4a3dc5e695add7971d2099c481
PDF
Publication paged53b17f573e9a0e52a1f3ce6d7485882ff44a5934934906b940818232f00120e
Manifestdd3312880cbb6e34778bf2fcc48af6ef1cdd367b55ca0f45c49d9f05b6ebcfd9

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
SignatureXf0yRia2Gj8GdJ6jqHWVmqimH9jRkIXWH7A/uwo0DvOEaaqAqlVjShv+L9yJBf+D1bIGy2pGVPa8xuQzK+h3Dg==
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

2026-09-17T12:10:19.685752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500
observed d53b17f573e9a0e52a1f3ce6d7485882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.667616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/manifest.json
observed dd3312880cbb6e34778bf2fcc48af6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.647596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/publication.md
observed 0d7d495c43a5b81327dba76261f5dda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.628204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/publication.txt
observed 4a985f8540f5ced169b053b2eb6f5df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.332546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500
observed d53b17f573e9a0e52a1f3ce6d7485882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.315928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/manifest.json
observed dd3312880cbb6e34778bf2fcc48af6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.297461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/publication.md
observed 0d7d495c43a5b81327dba76261f5dda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.280505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014500/publication.txt
observed 4a985f8540f5ced169b053b2eb6f5df5...
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.