OpenTechnical

OT-2026-000019876

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000019876) never changes.

Identity and time

Publication numberOT-2026-000019876 · never reused
Internal UUID01a0ae6f-1fb6-7fc0-87fa-45ef74c13c57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019876
StatusPUBLIC

Content hashes

Canonical textcef7f9f382f08d580fee12260b71e6013d7dffe434a22d2a4ddbfbdd386cd830
Markdown17fb78795e69d91c7f28a1f0d9192f1524db8cf5b5391e96cc5623b78e16164a
PDF
Publication pagea709765e671cb14d423cd034a214d0ee22bc49bb53631360b66067ed12139503
Manifest36fffbf337ca7c1090a071bd257bec75b8b91231aa4519d611b5bb62fbc028a8

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
SignaturefMOHmPatqWpLTBRY48WDreCWmSiI8WKd0u3luP2/aB1dmzhIlqhHHa0KwhMwTrlPQxTgCRwrAgv6CVV72IRRCg==
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

2026-09-17T11:58:04.728078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019876
observed a709765e671cb14d423cd034a214d0ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:04.709910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019876/manifest.json
observed 36fffbf337ca7c1090a071bd257bec75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:04.692447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019876/publication.md
observed 17fb78795e69d91c7f28a1f0d9192f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:04.673758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019876/publication.txt
observed cef7f9f382f08d580fee12260b71e601...
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.