OpenTechnical

OT-2026-000050372

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050372) never changes.

Identity and time

Publication numberOT-2026-000050372 · never reused
Internal UUID01a0ae82-5c47-7f02-be60-57f797208838 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050372
StatusPUBLIC

Content hashes

Canonical text38171558f8f062768c592f1ddb44d66118548c7e379706e13c03fc5d39b67fbe
Markdown99f8c58244b649d940dc0e3294e4e1d0048d298be09e01ae3e08d001649065da
PDF
Publication page1696992a18fcfe3ec6d8087191fe29b4df566ff8c0a7001780e33d2f5e9a05b6
Manifest90da89691f18f26a1b5dbee5fe2ad64b1e36a98fe5d5247dc3d09e60dfdbd90e

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
Signaturev84LZpTMcHX1e4TI7E10Vyjt3ZunQSBn/NhJlRHfvES8+qGL/ryTLlTwQzetPvhn01bKM2hWpXep56whmJH9Bg==
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

2026-09-17T11:01:24.392853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050372
observed 1696992a18fcfe3ec6d8087191fe29b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.376849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050372/manifest.json
observed 90da89691f18f26a1b5dbee5fe2ad64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.359956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050372/publication.md
observed 99f8c58244b649d940dc0e3294e4e1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.343660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050372/publication.txt
observed 38171558f8f062768c592f1ddb44d661...
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.