OpenTechnical

OT-2026-000035502

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000035502) never changes.

Identity and time

Publication numberOT-2026-000035502 · never reused
Internal UUID01a0ae76-b4c4-7424-8e51-515c0ac8cf02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035502
StatusPUBLIC

Content hashes

Canonical text09b571c5d4d33a882a5687c0118d6f406c839fe6b320bda43f5d561396f05c91
Markdown92a22d09ebaab8a6f0c22be2a518ab20e40e0936ac91988b30ee8376530a9519
PDF
Publication page857077afa130ab0663922694bf734637566f6e7d3ecc89e6416e9854c31e7d01
Manifest7faa32ecdb7d41f17a41758826c107e43b3f4ab855efa0a268668be516f1f55a

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
SignatureOUF425vYfy/yd47u9Fys0I2iReulb5LAZYS3hlqFM1axwcJvN56IXCCMbskBqPnSFCwxslicJN7o+BCg+oZZCw==
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

2026-09-17T11:26:55.152763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035502
observed 857077afa130ab0663922694bf734637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.136198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035502/manifest.json
observed 7faa32ecdb7d41f17a41758826c107e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.117518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035502/publication.md
observed 92a22d09ebaab8a6f0c22be2a518ab20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.099269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035502/publication.txt
observed 09b571c5d4d33a882a5687c0118d6f40...
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.