OpenTechnical

OT-2026-000046498

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046498) never changes.

Identity and time

Publication numberOT-2026-000046498 · never reused
Internal UUID01a0ae7e-57dd-7e78-9ac4-8c0463985609 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046498
StatusPUBLIC

Content hashes

Canonical text9dc7558032eeee0004ec1f57e0356ef797cd0c29e88245344b9b0b30c65efccf
Markdown9addfbe72535359bc57625e0d3f9b602063c000dc6fd8af8ad699b808ea5bec9
PDF
Publication pagea5d6cf6948875d87a836841be2990021de7701a5a067d79400f2fe808a9f82ea
Manifestf44f4f7a66de7891338f6015e52e5d942a279c42c994c3169b80e92c1dbc5326

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
SignatureXKWykygM3U0DyMK2eex9Rf74sdiK0GYu+/kFXsFG1vJH8NfP0XM3LXy8b5zzIx7HFUfhFHwm4FsCGNBSvAetBA==
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

2026-09-17T11:08:32.270533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046498
observed a5d6cf6948875d87a836841be2990021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.252563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046498/manifest.json
observed f44f4f7a66de7891338f6015e52e5d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.234176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046498/publication.md
observed 9addfbe72535359bc57625e0d3f9b602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.211409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046498/publication.txt
observed 9dc7558032eeee0004ec1f57e0356ef7...
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.