OpenTechnical

OT-2026-000041243

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000041243) never changes.

Identity and time

Publication numberOT-2026-000041243 · never reused
Internal UUID01a0ae79-b143-7102-87e1-777527e1eb04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041243
StatusPUBLIC

Content hashes

Canonical textbfbcceb0f86cd09e5d2cdf442bdaca53ec91f9bee84eefb57dc8991cdeb0366a
Markdown97d58becc07930357db83118383d8f3b0bc8b27cdcfed6a9031688ba62551d68
PDF
Publication page89681a861de02a9712cfcd2617d63d800a682f2249bd03c63f319a0b4bb08b35
Manifest9e583e4a0ee45524d069851bff1a8fe00705460a82552760a80ab89fbe6cd3a8

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
SignatureSbqBuOrZrUYkHbNn3sBxD7fw3vP08wOCuwd2OSCokUT1UpgYYGy0Sai68OrZh4evcUtslBWpk9vfl9OxLERwDA==
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

2026-09-17T11:17:12.656009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041243
observed 89681a861de02a9712cfcd2617d63d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.638598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041243/manifest.json
observed 9e583e4a0ee45524d069851bff1a8fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.603518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041243/publication.md
observed 97d58becc07930357db83118383d8f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.566152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041243/publication.txt
observed bfbcceb0f86cd09e5d2cdf442bdaca53...
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.