OpenTechnical

OT-2026-000039004

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000039004) never changes.

Identity and time

Publication numberOT-2026-000039004 · never reused
Internal UUID01a0ae78-9672-73b9-98ce-12ea9e061244 · 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-2026-000039004
StatusPUBLIC

Content hashes

Canonical text804eec4a6ec167fa4bfa027ce6eb9a1c20a2b808d9348359104dbf040de2faf8
Markdown46012a999316c6c265f1b8bcf766d41e0f8a0d9ec8b2d63d1a69b521f5c40e3a
PDF
Publication page14d0bb145537df1304a7874d5810da5d4ac222a314e46d86740cde24acbe0b34
Manifeste456aebbdb7ba543736de73decb9437eb6e9b6bd66d3f5bbfc6df635f9b1ade7

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
SignaturefP5GxXhpQBcbiLq+nXxvVU5MaUDPxbpACLoH4HGymSfmgMh9E8LU+G+B9r68WlSoIoD50ugp8jiyYGaE+vK9Bw==
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

2026-09-17T11:20:20.694024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039004
observed 14d0bb145537df1304a7874d5810da5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.676402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039004/manifest.json
observed e456aebbdb7ba543736de73decb9437e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.659285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039004/publication.md
observed 46012a999316c6c265f1b8bcf766d41e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.628188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039004/publication.txt
observed 804eec4a6ec167fa4bfa027ce6eb9a1c...
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.