OpenTechnical

OT-2026-000038714

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000038714) never changes.

Identity and time

Publication numberOT-2026-000038714 · never reused
Internal UUID01a0ae78-769e-7f69-b6b9-fee503720a97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038714
StatusPUBLIC

Content hashes

Canonical text96301891ac1f6f37628b7aff8080592dec5d8e9d7336969ddeccc9b4db4bdf1a
Markdowncfcf2825935d04cdf12afe08a014ea5a3186646de456f0ea152e109d51719c6e
PDF
Publication pagefd9c4eb2aa9ef0479a122c94d848ab4966619d3c31e152e2ae5c6db4be4aa383
Manifest17fe490e611fe43d098a719c0e02f82448d798063456a659117f23aaf3043a0b

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
SignatureQpyrbwnVBNvK4xSmoVtlc6nC6p7vDyfAraagkHXtovychlnQkyrBF6GQnE8Bdt/u4fVqkIIdPyXdbLjI3yDEBw==
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

2026-09-17T11:21:14.295795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038714
observed fd9c4eb2aa9ef0479a122c94d848ab49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.278187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038714/manifest.json
observed 17fe490e611fe43d098a719c0e02f824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.260655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038714/publication.md
observed cfcf2825935d04cdf12afe08a014ea5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.244086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038714/publication.txt
observed 96301891ac1f6f37628b7aff8080592d...
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.