OpenTechnical

OT-2026-000041670

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000041670) never changes.

Identity and time

Publication numberOT-2026-000041670 · never reused
Internal UUID01a0ae79-e8a0-739c-b1bd-c8d63d79b8ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041670
StatusPUBLIC

Content hashes

Canonical text1f123479a845b2885ae812912ad75081c4cb407436607477539145831bb1e052
Markdownbf7ad126b08265562ae96f80ef7944d4fd483ba4695aaa577d9974d7dac4c2c0
PDF
Publication page48bbadcc0aa78aa6f62942e00d785d3a10be58e3abbd1d5f22be7a7fa967a156
Manifeste45d04a6ae5ccd7e6d205a6d1550b06afddfdef8f5119a42005261f4271a4d15

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
Signatureq4e0RTrB/ECuvCYcv/JyzahTDPl+HMn6rsZfNcXeULiCDL5c11JHH0YF77dzihNJ7Vvk2CtP80tdjNnjD141Dg==
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

2026-09-17T11:16:28.547870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041670
observed 48bbadcc0aa78aa6f62942e00d785d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.532797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041670/manifest.json
observed e45d04a6ae5ccd7e6d205a6d1550b06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.516981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041670/publication.md
observed bf7ad126b08265562ae96f80ef7944d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.500021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041670/publication.txt
observed 1f123479a845b2885ae812912ad75081...
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.