OpenTechnical

OT-2026-000025351

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025351) never changes.

Identity and time

Publication numberOT-2026-000025351 · never reused
Internal UUID01a0ae71-5fa7-7209-8ff5-96220de6b46f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025351
StatusPUBLIC

Content hashes

Canonical textfd8421b315b615ac8e9fcbd7ecbaa2f8c40c80edc315b99e7d68754355217584
Markdown5393dcf48bd89b9f5bb5c2dca40bc74d014808b190bdc22bfe312ea4bd9e3dfa
PDF
Publication page1397d709df8b0ce2ced1b0f03f9ef4680a27b9fcf4c745f94ebde1909af7728f
Manifest822d88baa61e8eb96578e9f15a6515cb754a8cbc3f7708791c1e2d87747fbe86

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
Signature3abBgBBtLUsi9JfooorVcWYEBB+andVgvVlReH+BJFRENk9x7THKu0+cz3Y37crTy6xI3o/+3NzRRvkcxZ4EAA==
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

2026-09-17T11:47:24.159407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025351
observed 1397d709df8b0ce2ced1b0f03f9ef468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.140624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025351/manifest.json
observed 822d88baa61e8eb96578e9f15a6515cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.120693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025351/publication.md
observed 5393dcf48bd89b9f5bb5c2dca40bc74d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.099612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025351/publication.txt
observed fd8421b315b615ac8e9fcbd7ecbaa2f8...
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.