OpenTechnical

OT-2026-000066212

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000066212) never changes.

Identity and time

Publication numberOT-2026-000066212 · never reused
Internal UUID01a0ae8e-8dc3-7146-a835-ae149ddd5da1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066212
StatusPUBLIC

Content hashes

Canonical textbf56b4af38e87781a96085e10acca6f4d638e32a8ef85a0c82940710531b99e2
Markdownd08782715896c60f838bf7fc015472020eb06e5c6aa6a8c78aab0ebaf0644faf
PDF
Publication page5524ab68e725d9942d1ebb0aae21a4bee4e454f0be4fe5647ca25de24486b74a
Manifest2ff3092c76b0b3c444cc0324527bc58c15c03540b0012bfdfbc0d76a0837deae

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
SignaturevKs5s/T5slIK2kkW2cP/Bkv2yncULgpZalJGV4sjUztaMsad9Gs5LiWOpr058SmJH5oDk3I+LVlLxF8Y3DSIBw==
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

2026-09-17T10:33:22.357183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066212
observed 5524ab68e725d9942d1ebb0aae21a4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.339277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066212/manifest.json
observed 2ff3092c76b0b3c444cc0324527bc58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.322673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066212/publication.md
observed d08782715896c60f838bf7fc01547202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.306210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066212/publication.txt
observed bf56b4af38e87781a96085e10acca6f4...
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.