OpenTechnical

OT-2026-000040443

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040443) never changes.

Identity and time

Publication numberOT-2026-000040443 · never reused
Internal UUID01a0ae79-2701-7e32-899c-7c5c4868a7f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040443
StatusPUBLIC

Content hashes

Canonical textba3d71203039f4f7767b2e07cbc33f09b80dde4db3b1d44156f408f684169ead
Markdown15c15ccf215466b688c3ef841c8b6abe8547b6f1807bf513ef600da8619ce851
PDF
Publication page97990649a6fa3a120054d04bf1afa3a355498d8fe94d923628ba6e1ebbd92aca
Manifest46cf7ec1659b84296f505620b07e3251230f79ba0d56de5729d75b9985f85ee2

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
Signature4PSlCnOf7qK1txVUGAptv6hr1Qeau+ejYElkjm8GDRrHu6Kmvd4phrLMtgeE+ohey9I2vkxX3ViP2hCVesp4CA==
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

2026-09-17T11:19:29.187727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040443
observed 97990649a6fa3a120054d04bf1afa3a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.168922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040443/manifest.json
observed 46cf7ec1659b84296f505620b07e3251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.149494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040443/publication.md
observed 15c15ccf215466b688c3ef841c8b6abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.130850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040443/publication.txt
observed ba3d71203039f4f7767b2e07cbc33f09...
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.