OpenTechnical

OT-2026-000092801

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line 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-2026-000092801) never changes.

Identity and time

Publication numberOT-2026-000092801 · never reused
Internal UUID01a0ae9d-b601-76a6-b0cf-bc540be9a8d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092801
StatusPUBLIC

Content hashes

Canonical text1b8a91980cb00a4d384e334b0a7c703cb70ffdd6ef7d151f5d4469ddf52605dd
Markdown53a90b040dbd991c0a65c8180f0ea09dc0864a367aac8d5a7b3c35ed0e6ced35
PDF
Publication page18d3a9494035ce0fe9a6d1b015e419412fcb383360162745c84301f67bca2f90
Manifest902743b7e03b3c72efe2d9b7a1598736fd1dbd3c01cbd8e98200c0508e648b08

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
SignaturevppHPl2h+9XYHiWNKeQbE1cknY+Xz7cIvrixPWthI0a/gGchJwJRD3vQBnEARpGc3LF4CUqYMOkCRNCWtiT3BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:27.324032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092801
observed 18d3a9494035ce0fe9a6d1b015e41941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.304136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092801/manifest.json
observed 902743b7e03b3c72efe2d9b7a1598736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.286023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092801/publication.md
observed 53a90b040dbd991c0a65c8180f0ea09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.268354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092801/publication.txt
observed 1b8a91980cb00a4d384e334b0a7c703c...
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.