OpenTechnical

OT-2026-000084230

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000084230) never changes.

Identity and time

Publication numberOT-2026-000084230 · never reused
Internal UUID01a0ae98-5b60-7ad9-a204-d05bb0c901a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084230
StatusPUBLIC

Content hashes

Canonical text57999531ad3062e0444003b520fee5a39d9a621c8ca4eca64e09dae7ea23e089
Markdown146fe6652902d4c37da8d1bef177718c65a14b279eb6caeab0daa983f070f98e
PDF
Publication pageef11376b61ccd8ab79b37c6c4b163c06f1180c28068e41fc65842bce2239bf77
Manifest5bd76700aca23dbd42e90882a38c5f4a5300931fae61251dac0c4cef40bffe49

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
SignaturemacWjr4kGEmF74pC6hejWCCFeIzaiUwcIqd03gnDcc01GEMJcf1dHc9zeQbVhHk1mfTklyzqvpVr/j6ThLqkCg==
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

2026-09-17T09:56:01.426688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084230
observed ef11376b61ccd8ab79b37c6c4b163c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.407548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084230/manifest.json
observed 5bd76700aca23dbd42e90882a38c5f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.389401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084230/publication.md
observed 146fe6652902d4c37da8d1bef177718c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.370793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084230/publication.txt
observed 57999531ad3062e0444003b520fee5a3...
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.