OpenTechnical

OT-2026-000018585

Publication integrity record

Three cup vacuum gripper, three 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-2026-000018585) never changes.

Identity and time

Publication numberOT-2026-000018585 · never reused
Internal UUID01a0ae6e-b48b-742f-a200-6395bcc3c029 · 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-2026-000018585
StatusPUBLIC

Content hashes

Canonical textddf28a651740b3e5b259d52138727bec626a82766fe8b11795901eda8e29216c
Markdown66103b85b99a96ee2a0e3ffe22878e29b1bd32485bf690225acd2eda75a4901c
PDF
Publication pagebf3bd893ba74c2580d4a99861a45822b9ad8a01e09f0836a65a86b3c6b7e702c
Manifeste94d23829f5eb58a66e30aafcdb7e80ee3ab6b084a77dc6489f27bdb0ec2f5cd

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
SignatureUHcWBAG+y/K2OBBFyI0ROSno8ASPy3e+/b+zRYhXSTtUm1bO5z5OhFZlVNlmzySC332I33tqI9QaqYH+wvvkCw==
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

2026-09-17T12:01:23.338237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018585
observed bf3bd893ba74c2580d4a99861a45822b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.322649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018585/manifest.json
observed e94d23829f5eb58a66e30aafcdb7e80e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.305571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018585/publication.md
observed 66103b85b99a96ee2a0e3ffe22878e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.285696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018585/publication.txt
observed ddf28a651740b3e5b259d52138727bec...
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.