OpenTechnical

OT-2026-000009142

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000009142) never changes.

Identity and time

Publication numberOT-2026-000009142 · never reused
Internal UUID01a0ae6b-31b9-7afd-909d-05c971aa26ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009142
StatusPUBLIC

Content hashes

Canonical textb6efadab2b03826fa4f88912ec1a26adc76a24d8928eda5be14b6f1de15b297a
Markdownb52f896bc5f420cdbf09fdff4650c4acf412cd920adb0e2db7cdab5e9fd32467
PDF
Publication pagec6c03f92d817b8e0ac8d9b3957a0defa23250683d2495aa79c8fe66db73f5e8f
Manifest8f37a63f3c6a4a86edcb273ddd47f90e31929410c86f15a326dfccf2ec1bde37

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
Signaturez1MlLb8gdSsw6xDgL1FsQHO3nCr4+Hgn6ucIlCzpGz4oQYLtxOhTjWaj5qlYOxljCjMXFEfefwU44vuVE02KBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:50.389431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009142
observed c6c03f92d817b8e0ac8d9b3957a0defa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.370434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009142/manifest.json
observed 8f37a63f3c6a4a86edcb273ddd47f90e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.351158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009142/publication.md
observed b52f896bc5f420cdbf09fdff4650c4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.330979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009142/publication.txt
observed b6efadab2b03826fa4f88912ec1a26ad...
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.