OpenTechnical

OT-2026-000039340

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000039340) never changes.

Identity and time

Publication numberOT-2026-000039340 · never reused
Internal UUID01a0ae78-9674-7758-a796-d282385789fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039340
StatusPUBLIC

Content hashes

Canonical text0141b6e2a99e3ca0ce4e2ea427ee969cc298755c443a2f9f1fa9c272229338cb
Markdownda2e0319c411cb6223f478c389ad1515cf42ae0dbb3209e4539f39e92a52214e
PDF
Publication pagee941ac650739c5deffdda4b23fd20aa5bfd13ded1b53c8298dcb5d751e6c4650
Manifestf00f6f4917bc82bae7f9946d3146b9645d7674920695c8b23fc91328f411d879

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
SignatureodwzRk894+A9OVmg4v9GzfE1dJVPmLbZDA/mgdUbxSQltFF2arCmGDiOlHLEp/elYXWlgvMdDNxdplo+LyoaDg==
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

2026-09-17T11:20:56.141813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039340
observed e941ac650739c5deffdda4b23fd20aa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.122948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039340/manifest.json
observed f00f6f4917bc82bae7f9946d3146b964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.104994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039340/publication.md
observed da2e0319c411cb6223f478c389ad1515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.089150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039340/publication.txt
observed 0141b6e2a99e3ca0ce4e2ea427ee969c...
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.