OpenTechnical

OT-2026-000063459

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three 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-2026-000063459) never changes.

Identity and time

Publication numberOT-2026-000063459 · never reused
Internal UUID01a0ae8c-f944-7cb2-9033-50fcbb7eeda9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063459
StatusPUBLIC

Content hashes

Canonical text3bf2cb86188c43a70fa38515448c6aa887411e3458eec753909072b492c8e8c4
Markdown0322b700ce06d62146663f7ae1fcaa23e9738e1c023879908385e942cfce36ef
PDF
Publication pagec5023f9914ffbe1a2776d214e6cb02e37592f79a5e268aa9fe1c144213d4759d
Manifest93e97ca9ee6f73f7b9e5610649c4578f3e1e734298842d3ae5f158f949cc9ef5

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
Signature/OdzMRbodxll+a+/+gWj9RpUO0GCuewFuNsgLy9h0gBC0D4oKW8WCVyCCT7LB6UJ/60FDXhS+qtjp4i6DhVgBg==
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

2026-09-17T10:37:25.424279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063459
observed c5023f9914ffbe1a2776d214e6cb02e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.406425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063459/manifest.json
observed 93e97ca9ee6f73f7b9e5610649c4578f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.388369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063459/publication.md
observed 0322b700ce06d62146663f7ae1fcaa23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.368988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063459/publication.txt
observed 3bf2cb86188c43a70fa38515448c6aa8...
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.