OpenTechnical

OT-2026-000024972

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000024972) never changes.

Identity and time

Publication numberOT-2026-000024972 · never reused
Internal UUID01a0ae71-2728-7b0c-9d27-a33a48e29732 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024972
StatusPUBLIC

Content hashes

Canonical texta211af9d85b0aa86f6b9fb2cca5edbd63784201fc47d5f3af5aaf68a5e8fca40
Markdownf35f6d07952d462e59043781982a91605bcbff38c816ae279b7a7498b466dcc2
PDF
Publication pagebaf521fd84b648cc33014c20f1355b7e93c7bbc4cd46aadf5b95628fae5ee560
Manifest4df02bfb4f48501d8ace1afc86dae96f87748b9927878f77fc06b9f23d736217

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
SignatureRid963AwXBYdJ62sf+6UK6l8EQaxtzAcyQYVj7Zx8eW6nf4VATLBjFWtGeZOE0I3iD10hlUoCVERKQ6FbLTxAA==
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

2026-09-17T11:48:19.514019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024972
observed baf521fd84b648cc33014c20f1355b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.496412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024972/manifest.json
observed 4df02bfb4f48501d8ace1afc86dae96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.476577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024972/publication.md
observed f35f6d07952d462e59043781982a9160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.454638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024972/publication.txt
observed a211af9d85b0aa86f6b9fb2cca5edbd6...
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.