OpenTechnical

OT-2026-000067353

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000067353) never changes.

Identity and time

Publication numberOT-2026-000067353 · never reused
Internal UUID01a0ae8f-6bd8-7b73-9051-6fb4364dcc4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067353
StatusPUBLIC

Content hashes

Canonical text4e0179ac47d2c273d88c70651a18955c196e3225f2ce95e57370e388a2bf680b
Markdown0f8fea4c5626c516714933132d68329ed29282db6ad1e249dc348b13b638ef19
PDF
Publication pagef67fee3678213fa5397f1094ba962ed90ad3d5597d72df47f9d77ff835bd5bc7
Manifest5be0a4e0111a5296a8c08ef4ad59afdc96e9354dab69e34c936685d6b5df69b7

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
Signature7ruAILUBsgBIe7/xrdR2OSernsygSJX6NCBG7YCTUdA4QvWWoEt0AjAF+84tRPaJ3mcwFxnrZMLBIUreRsUCDQ==
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

2026-09-17T10:31:32.480585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067353
observed f67fee3678213fa5397f1094ba962ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.463510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067353/manifest.json
observed 5be0a4e0111a5296a8c08ef4ad59afdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.445942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067353/publication.md
observed 0f8fea4c5626c516714933132d68329e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.427614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067353/publication.txt
observed 4e0179ac47d2c273d88c70651a18955c...
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.