OpenTechnical

OT-2026-000009191

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000009191) never changes.

Identity and time

Publication numberOT-2026-000009191 · never reused
Internal UUID01a0ae6b-31b9-7987-8c81-8ba939a2630e · 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-2026-000009191
StatusPUBLIC

Content hashes

Canonical textf1de28add4294cf8436c9b2dfe6b3aa00f1af288e5d55fcef4b58b02d0d399ec
Markdown6d2adcc5452718c1c5ff91b24006b40e1b3108b3f869c63d672f7d18b028e5af
PDF
Publication page565c1210f9edebce9e361ee32bfe1e7173ec913985b8eb61364853bc47b44031
Manifest3a545924581e7990f582fdbb2eafb1e24ae923829ca63111a2d09c99b7c2c6d0

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
SignaturexQ7pFewukh6hQe1exdxj08xP/askqp17EwwqQ8ofP8nu7IKlsa8nSjQJed5nlngga4S+h3Fd+GZkty2DXJ4tCg==
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

2026-09-17T12:17:54.436190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009191
observed 565c1210f9edebce9e361ee32bfe1e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.416767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009191/manifest.json
observed 3a545924581e7990f582fdbb2eafb1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.398326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009191/publication.md
observed 6d2adcc5452718c1c5ff91b24006b40e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:54.378632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009191/publication.txt
observed f1de28add4294cf8436c9b2dfe6b3aa0...
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.