OpenTechnical

OT-2026-000027038

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000027038) never changes.

Identity and time

Publication numberOT-2026-000027038 · never reused
Internal UUID01a0ae72-3453-7def-85f3-33a82b1e4387 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027038
StatusPUBLIC

Content hashes

Canonical text0fefa99e8771707087e9d0a37d7af78113cd3d07ab829ad03fb6a6c7a2840534
Markdowne8ae66d911472a3c4925d571099588d5d74a6f9f1043ca9e64d3d3c6b0675caa
PDF
Publication page671afe707e743892421b065a49f229c366ff19ee4c0f6bf77101d58acdf8a735
Manifestbaad69a42a0775829da566ea14706b58d282da54a3ef7b56e1042e27a6b72132

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
Signature3az2LJKGmT0BA9IMtbz4NsYFQo4HIUW5LlzAtx8dtqTZq4wKaS6rW3IhbQFhGiD8QyLOdlvCFp5tTcuBBxoaCQ==
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

2026-09-17T11:43:47.576875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027038
observed 671afe707e743892421b065a49f229c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.558467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027038/manifest.json
observed baad69a42a0775829da566ea14706b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.535557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027038/publication.md
observed e8ae66d911472a3c4925d571099588d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.518770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027038/publication.txt
observed 0fefa99e8771707087e9d0a37d7af781...
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.