OpenTechnical

OT-2026-000023361

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000023361) never changes.

Identity and time

Publication numberOT-2026-000023361 · never reused
Internal UUID01a0ae70-7268-706e-a428-bec92a7e4126 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023361
StatusPUBLIC

Content hashes

Canonical text90e0795071d2d58c4a13dad8dc626cfafdf15477c1d66e166879d1edc32ed696
Markdown7894c53fb6bfce7439b34e4ab760395d5e7d383343933ad7e2f76b02cc50a4ae
PDF
Publication page036ce75127c71d741ddbf43efaa9160ac52f0e1aad1f003e459e9a9cef702a53
Manifest4dc958b3d1835eeb2a6b7aff8d9099c5974655080e501cf33ae37126e158d9c7

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
SignatureaAGfBBvPqLDHadMGO5FLeKrSp34yr7REr/vlmRNHWh17lMO3wKtPpusRTLbdOAnC2zxezaevYKLdqIwQAzTCDQ==
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

2026-09-17T11:51:27.506976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023361
observed 036ce75127c71d741ddbf43efaa9160a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.478826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023361/manifest.json
observed 4dc958b3d1835eeb2a6b7aff8d9099c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.456947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023361/publication.md
observed 7894c53fb6bfce7439b34e4ab760395d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.427059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023361/publication.txt
observed 90e0795071d2d58c4a13dad8dc626cfa...
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.