OpenTechnical

OT-2026-000099023

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099023) never changes.

Identity and time

Publication numberOT-2026-000099023 · never reused
Internal UUID01a0aea2-8287-7ca5-bbf7-b40e3d58287b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099023
StatusPUBLIC

Content hashes

Canonical text4cd01e0ae6ce19f28cf0ba48da92b3b486d68516343cfa144ecd44f51da15989
Markdown56a77193a3d1b77dfadf62ea364e051e93f6bbd25cc1bb0a80f38d56507b52b8
PDF
Publication pageb4d92d304bbb43d5e1d93ff6ac122d8ae4fbcd6d7dca730dbcaac0608d42d19a
Manifest2839cd7f605ac543d035efedd440488d83ebd80325c1862f7c26fb346a452930

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
SignatureohN8WciIAFEX0FsCP5++itcUFUgJV3KT5KKVDviqfkO51c0JpKhSeg8IrAKbanp0CV3Owqs1Ohu3LMh2GwgsCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:06.912688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099023
observed b4d92d304bbb43d5e1d93ff6ac122d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.895419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099023/manifest.json
observed 2839cd7f605ac543d035efedd440488d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.877168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099023/publication.md
observed 56a77193a3d1b77dfadf62ea364e051e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.859114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099023/publication.txt
observed 4cd01e0ae6ce19f28cf0ba48da92b3b4...
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.