OpenTechnical

OT-2026-000041492

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000041492) never changes.

Identity and time

Publication numberOT-2026-000041492 · never reused
Internal UUID01a0ae79-b145-74b4-8cdc-9453b3f5f135 · 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-2026-000041492
StatusPUBLIC

Content hashes

Canonical text5a9c3317d8ba5064e917fdbcf5827bb6b40b8c00a5b8dcd51c246a408ad3ccbd
Markdown35f8cde69ccae55ac773a6b57b6e0eb73a99978810de552d755dfebe3be92b22
PDF
Publication pageed2df74bb2a73b0f26f82e8e4cc9550f0332d1276d2423eae1b15a8924cca8e0
Manifest2e1135e4e4d1ebf140ecedaed70a45de58a26670e94191925cb037a7ed1ef01c

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
Signature5sNDbZr4izk6HPsoGhXBiPSRqFfCoY8RInjK9IQYwlsgDcWeJtZR6BeQqcs3GgYq81a270XcjTpASh/wSj5hAg==
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

2026-09-17T11:17:31.629532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041492
observed ed2df74bb2a73b0f26f82e8e4cc9550f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.610875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041492/manifest.json
observed 2e1135e4e4d1ebf140ecedaed70a45de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.593846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041492/publication.md
observed 35f8cde69ccae55ac773a6b57b6e0eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.577142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041492/publication.txt
observed 5a9c3317d8ba5064e917fdbcf5827bb6...
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.