OpenTechnical

OT-2026-000024013

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000024013) never changes.

Identity and time

Publication numberOT-2026-000024013 · never reused
Internal UUID01a0ae70-aed7-7385-9095-87b5f8e2067b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024013
StatusPUBLIC

Content hashes

Canonical text1fbb5e2634c15c88a035fedc0a01336a4239a0fbeb26ee18d731602d464f41cb
Markdowne04a6832d6e7abf3b8d11e802ea33eb7e180515227db7b97e03ad5f8c327b62f
PDF
Publication page564a2ab35a8b0b713f1f45bbcf6a813ae932f70ebcfa4fb702b3e30f066b21f4
Manifest907663d3ca5f758fcb044438756f1104dbe0346a3f22dd584c0fbd9006c832f9

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
Signature8WREEtO0hKxt9ByHflIPUFvUHonDcoEOxlbuUDd6TALglfz2XCbMpqywIIqGoQZ6pCpKPzK8YF7D9cq4Ec15DQ==
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

2026-09-17T11:50:47.573101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024013
observed 564a2ab35a8b0b713f1f45bbcf6a813a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.554397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024013/manifest.json
observed 907663d3ca5f758fcb044438756f1104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.529894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024013/publication.md
observed e04a6832d6e7abf3b8d11e802ea33eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.510522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024013/publication.txt
observed 1fbb5e2634c15c88a035fedc0a01336a...
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.