OpenTechnical

OT-2026-000047346

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000047346) never changes.

Identity and time

Publication numberOT-2026-000047346 · never reused
Internal UUID01a0ae7f-3e57-7af9-89bd-7821a98bec5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047346
StatusPUBLIC

Content hashes

Canonical textafe33d5b9b34b63661be3599bf04cf9405cec8efda34dab20c398663851f092e
Markdown5401d795c02847575fd11f4dc4879396d4b76837c1b8209fb1a6243a2707313d
PDF
Publication page29f44424494dcb216642c672b161ea5e2f0eed6aea99e74a169996ef73b38a93
Manifest16bc3b6a8d122a78b9b85480f82de2347dad47c95857ba8bcdf367944790b2db

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
SignaturevGCoVgs2kQcc1r7HBvVbRszQcY5xv/C/AwzkV935r1tkxvPMKA9lkFcVS0ibxxqg8oZ3CMC9KO4oBnrqg7uZAA==
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

2026-09-17T11:06:20.374871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047346
observed 29f44424494dcb216642c672b161ea5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.358680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047346/manifest.json
observed 16bc3b6a8d122a78b9b85480f82de234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.341754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047346/publication.md
observed 5401d795c02847575fd11f4dc4879396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:20.323897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047346/publication.txt
observed afe33d5b9b34b63661be3599bf04cf94...
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.