OpenTechnical

OT-2026-000053208

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053208) never changes.

Identity and time

Publication numberOT-2026-000053208 · never reused
Internal UUID01a0ae85-0a14-728c-8b9a-b4bd8cb923fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053208
StatusPUBLIC

Content hashes

Canonical texta4ca0742910d9e970419b83dba185304f12c0760697d5c101c26ec2e82c4ed66
Markdown99f2c3331979ad42bf57a801f3e4578dd4017d692812e06d240b269f2a44300a
PDF
Publication page8aa9178920289c3789e7bd474ad1279274c36e4a13a00f7381a6ba57c8095279
Manifeste0ce6221631f53e1b57b90d3c944b4ded8972c54309c32689441fb0f3d9d6026

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
SignaturezBTxxXgkghHSeA9W5s4SXZUlwtJImx8pGrzjmutMWQndqypXyDZRNb/8ct5wpUO+TCuQh7hjQEMcBQus3aeaAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:49.083920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053208
observed 8aa9178920289c3789e7bd474ad12792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:49.065458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053208/manifest.json
observed e0ce6221631f53e1b57b90d3c944b4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:49.047375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053208/publication.md
observed 99f2c3331979ad42bf57a801f3e4578d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:49.028149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053208/publication.txt
observed a4ca0742910d9e970419b83dba185304...
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.