OpenTechnical

OT-2026-000067201

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000067201) never changes.

Identity and time

Publication numberOT-2026-000067201 · never reused
Internal UUID01a0ae8f-14ff-767f-bb34-5df98e707d0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067201
StatusPUBLIC

Content hashes

Canonical text7a0ece3169281f37804b7c2f7d31aae9ab66a8ab0df5789a0bb1463f59cf3a5f
Markdown0f85384e115066e7df1e88fd554e32e312a37588d1b07047e2990e15efcf0780
PDF
Publication pagee3d62e39d13ebd23392a342d05205335f2103dd8de2f9afb99ca622d7098c780
Manifest8ad6f3a56cd3c91bf5927724d6c05963abdc8fd330a858ac0d8173c36c7ae33b

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
SignatureUyWs9OQhQNqszn9js6w3AbS0PvtkOOQRaaqaqmoVZS12tkHLPaF8DhBZh0PSnr62S0JDns4f7Q3KV88+2/ZiBA==
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

2026-09-17T10:32:29.346308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067201
observed e3d62e39d13ebd23392a342d05205335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.330857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067201/manifest.json
observed 8ad6f3a56cd3c91bf5927724d6c05963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.314855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067201/publication.md
observed 0f85384e115066e7df1e88fd554e32e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.298456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067201/publication.txt
observed 7a0ece3169281f37804b7c2f7d31aae9...
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.