OpenTechnical

OT-2026-000016570

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000016570) never changes.

Identity and time

Publication numberOT-2026-000016570 · never reused
Internal UUID01a0ae6e-2d14-7f2c-bae1-0d86db583056 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016570
StatusPUBLIC

Content hashes

Canonical texte724f60f2baa2a86cf9e9252fe5d430af69443a2531ced0ec2f3735ad2fcf600
Markdown19394068f088bd984774e247829a1fca7028a562ce2ba13d42bc79e8502392d2
PDF
Publication page310bd4c5558d6edfb6cea2653fdff1c81811ea0a3ac827fc19f75688107891bc
Manifest35aad8d9b5f04a546bf2ac3e4a1ef1e913772fcafe9329034dcfca6c5583978e

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
Signature02gKV+b4h6XO3V+l585VO99RhuGx0oa/L0RqWhVnSji0lw+dz49m4Ci3lFMFOx1aB4COgbSyZB4Zs+eJCKvGAw==
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

2026-09-17T12:04:48.062227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016570
observed 310bd4c5558d6edfb6cea2653fdff1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.045225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016570/manifest.json
observed 35aad8d9b5f04a546bf2ac3e4a1ef1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.027775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016570/publication.md
observed 19394068f088bd984774e247829a1fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.009654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016570/publication.txt
observed e724f60f2baa2a86cf9e9252fe5d430a...
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.