OpenTechnical

OT-2026-000101286

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101286) never changes.

Identity and time

Publication numberOT-2026-000101286 · never reused
Internal UUID01a0aea3-c379-7c13-8a15-5050c68aa7b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101286
StatusPUBLIC

Content hashes

Canonical texte2355cc1e91693b386acd70f83da1b51b47a4bc7bb1229095c366ccbdfe87e49
Markdowne4d5a75d7f2c852af4d2cadc6ad428ff889a7b64aec7a9dc0a0774dbd08c9bc3
PDF
Publication page83d87a8c4700ecca47ad4fc8b1a4cdf44bbad341a9c83b094dab12b3c6189da8
Manifesta3d0b1547e43fb0d885ffacf6801717b3a67626e9c30445df45dd551877fb4f0

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
Signaturee8DxNX5eK/4zexqJhBYZgkfSJP4WFY23Kf7zckM/rR/Ii+D2NALjTesWKeRJFep2+jG8GXxp9SJ4f8hrin8RBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:58.048637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101286
observed 83d87a8c4700ecca47ad4fc8b1a4cdf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.030698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101286/manifest.json
observed a3d0b1547e43fb0d885ffacf6801717b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.012109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101286/publication.md
observed e4d5a75d7f2c852af4d2cadc6ad428ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:57.994426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101286/publication.txt
observed e2355cc1e91693b386acd70f83da1b51...
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.