OpenTechnical

OT-2026-000018482

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000018482) never changes.

Identity and time

Publication numberOT-2026-000018482 · never reused
Internal UUID01a0ae6e-b48a-77a4-bd14-dfeca8ecfce1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018482
StatusPUBLIC

Content hashes

Canonical text489b6216ae5744e238fae5f841356666ab62622909265d5d6b001ed2714e543b
Markdowna03dcc86fb36223f54fa1fc0af1ffe8241979b1bc74dd10c6c95960019332f13
PDF
Publication page451625122fd553b0ae6309476d03781baf5b7a4f144d5f771aecbd17fb8517c0
Manifest12ae9d41c4fcb9aefb7d283d37f194031aadc4a5fd75fcf9348a15b09e57889c

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
SignatureM1LExXUQKwpxgk8KZ1BeOib24EYkl5n4zRSgjjJXAam7lWDFbwUUaoq3qFNy5AqTHkJd0JDoKEd7nqo5e8b/Ag==
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

2026-09-17T12:01:15.195615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018482
observed 451625122fd553b0ae6309476d03781b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.178857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018482/manifest.json
observed 12ae9d41c4fcb9aefb7d283d37f19403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.161617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018482/publication.md
observed a03dcc86fb36223f54fa1fc0af1ffe82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:15.003923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018482/publication.txt
observed 489b6216ae5744e238fae5f841356666...
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.