OpenTechnical

OT-2026-000008863

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, vented 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-2026-000008863) never changes.

Identity and time

Publication numberOT-2026-000008863 · never reused
Internal UUID01a0ae6b-31b7-7d56-a2d1-d97e356e5166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008863
StatusPUBLIC

Content hashes

Canonical text4f19515db5a6f78113b069693a4fb9d012bba1e46e134421ca430b233839764d
Markdown2c9fdf44b13402271b04665cfd3b76c321ef6b49e9dc817e571997dfa22b9ec8
PDF
Publication page69acb75ae459b9a679410a38c231d29229fcd99271006e241dc4a6e47033df49
Manifestf679c3f7563188de5643a44fea38a19f0a7f2104e076ff306e9b12558b5f5c73

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
SignaturedNXqL+ERpTYhqJQVcfZi86OKRmM9r8YA6ytGt6yNc9EuLDn+YWt0fdvrV75sOUltiUg9VLQvjaZWGYiwcJwaAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:26.977836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008863
observed 69acb75ae459b9a679410a38c231d292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.959003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008863/manifest.json
observed f679c3f7563188de5643a44fea38a19f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.939746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008863/publication.md
observed 2c9fdf44b13402271b04665cfd3b76c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.919421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008863/publication.txt
observed 4f19515db5a6f78113b069693a4fb9d0...
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.