OpenTechnical

OT-2026-000016224

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-2026-000016224) never changes.

Identity and time

Publication numberOT-2026-000016224 · never reused
Internal UUID01a0ae6e-2d11-752e-b867-847b9aaec1f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016224
StatusPUBLIC

Content hashes

Canonical text5242617b6b841329c89adaf51254ebe7c125e172ae537b7a0f545e84474f417f
Markdown1fc90d4676937aa4fd0cf2f1f179fa9d0bdc1cfa930d964d90ee90f31d7d51c5
PDF
Publication pagee81825b0b7905655d83f5dfe61cab2c229da57a84852d8f0bd8026628a5b0179
Manifest098aaebca0bf74f1d48b1ae694aa407593e8af28e6e1712a1a3c1944c1292a71

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
SignatureF8GqvEEPBlIw9jqQIftPlGKjPJEVJ2zwsZeRp9XD5uc6zA/ckC22NmaAL/6lfsmVADCmOElDnALzt2GVYNGSDA==
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

2026-09-17T12:03:41.341324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016224
observed e81825b0b7905655d83f5dfe61cab2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.323311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016224/manifest.json
observed 098aaebca0bf74f1d48b1ae694aa4075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.306231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016224/publication.md
observed 1fc90d4676937aa4fd0cf2f1f179fa9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.287810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016224/publication.txt
observed 5242617b6b841329c89adaf51254ebe7...
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.