OpenTechnical

OT-2026-000027610

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000027610) never changes.

Identity and time

Publication numberOT-2026-000027610 · never reused
Internal UUID01a0ae72-6999-7a16-b72a-b13a6ed6b1e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027610
StatusPUBLIC

Content hashes

Canonical text477ddd45bae27c1cf43b1c2955c6c2defae54aeaf8a5b4296c8a2de62d305abe
Markdown0d5f2d29fd23a55da07f4733b0798722878b3a6925afec1c2acc8fdfc6ace6f6
PDF
Publication page77d6bbe97008982278a84769e78c64d4f0a2b8bb4b6d8c2e45dbfff94b688ae5
Manifest63156c36f39a1e61e4f17bb3d23804cff477ffae038f4b88e21470ae2262f687

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
SignaturemX8iiJ0OdnAi8VL9OCig+NRmjk3OEeFLt2WdMV4y71gq9tUiYFV7C0srZxGXQI+c2cOUMXFBFAhOmSXmdy8qBA==
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

2026-09-17T11:43:07.731611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027610
observed 77d6bbe97008982278a84769e78c64d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.712046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027610/manifest.json
observed 63156c36f39a1e61e4f17bb3d23804cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.693688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027610/publication.md
observed 0d5f2d29fd23a55da07f4733b0798722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.676479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027610/publication.txt
observed 477ddd45bae27c1cf43b1c2955c6c2de...
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.