OpenTechnical

OT-2026-000030100

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000030100) never changes.

Identity and time

Publication numberOT-2026-000030100 · never reused
Internal UUID01a0ae73-ac4a-7b8d-ba42-23495c88feec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030100
StatusPUBLIC

Content hashes

Canonical text0b98907fe12db28cdf9c31fb2adcc50f1de6f6cc5f0bcc3cca2aa7a52c2c97e1
Markdown368c60d56b10c5142767ebf498fbc5974313a1eb2b7d17be38fe854b8709490f
PDF
Publication page7e4177641aec7bf41e86c6ec610d90fd611469a609bd3bb9bb683786f57a1be2
Manifeste0052ffd4fbf13fe4cb1c32fb216a3d2274a4ebe56a2059c3aefd2f09ba10716

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
SignaturelxhhoEVWuApek8gzQyyN5S3o9kH8y/uWDCdYH5PmhR4VG24utxj0NDe0ncCkbv/JDRLnEgJQsf99ivfSsyC6AA==
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

2026-09-17T11:38:51.183139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030100
observed 7e4177641aec7bf41e86c6ec610d90fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:51.165011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030100/manifest.json
observed e0052ffd4fbf13fe4cb1c32fb216a3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:51.148239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030100/publication.md
observed 368c60d56b10c5142767ebf498fbc597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:51.130182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030100/publication.txt
observed 0b98907fe12db28cdf9c31fb2adcc50f...
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.