OpenTechnical

OT-2026-000038322

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000038322) never changes.

Identity and time

Publication numberOT-2026-000038322 · never reused
Internal UUID01a0ae78-2d51-7306-a1cf-af7e278091f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038322
StatusPUBLIC

Content hashes

Canonical text3c7658230c345e387e19046d80dd82aa60b1305ea0a9e28e96e901456c0aaba2
Markdown3da54dc6f4d34714cb0a8a9ada4469917af88c375172d99bc4fb927df9a27c66
PDF
Publication page42665b99d881e09d40197201768eb3792876017d588c293f5a55d0885d568d8e
Manifestf6b87852c4d5a63498d0df78aa09fdec66662db5b599bfa32fb2d9226d8120bf

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
Signature1fVwYWqJmXzgW2uC7XA5ENkkPbkOyuGJyBhRZw/1IEVUYUasj8pyxDJT5/nk9Q+iJnZ/bGI3MgloWIPQqVArDA==
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

2026-09-17T11:22:30.102853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038322
observed 42665b99d881e09d40197201768eb379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.084704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038322/manifest.json
observed f6b87852c4d5a63498d0df78aa09fdec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.066305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038322/publication.md
observed 3da54dc6f4d34714cb0a8a9ada446991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.047267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038322/publication.txt
observed 3c7658230c345e387e19046d80dd82aa...
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.