OpenTechnical

OT-2026-000068457

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000068457) never changes.

Identity and time

Publication numberOT-2026-000068457 · never reused
Internal UUID01a0ae90-2481-729c-8fa9-6d0354241ae1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068457
StatusPUBLIC

Content hashes

Canonical text0d32a0ac751045cba8cc933ac7fa605cec576c065a290e32617059e7aa5297cc
Markdown77de8aba57002eb76d183f5769bd3dfe33a8d4bc2fb8c6e72c15c95fe3cf0035
PDF
Publication page8883670dfc68bfb1903ca24ddd5f9ed8d5e16f8d2f7e890c43fa7e2a2d0274b5
Manifesta2f0c34517cb9e46d66d2717efe3a09c683c0f30136626de4b05a3eb52b4cb99

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
Signature80lQsTeon9CCKMQiqkGcvlkcRpHoHzHY6Byl27WVhDTTsFGdqUXostzM6BN9WeOEmPod9IX+0SE6NebfWvW+CA==
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

2026-09-17T10:29:36.258663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068457
observed 8883670dfc68bfb1903ca24ddd5f9ed8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.241967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068457/manifest.json
observed a2f0c34517cb9e46d66d2717efe3a09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.224715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068457/publication.md
observed 77de8aba57002eb76d183f5769bd3dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.208115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068457/publication.txt
observed 0d32a0ac751045cba8cc933ac7fa605c...
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.