OpenTechnical

OT-2026-000055168

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055168) never changes.

Identity and time

Publication numberOT-2026-000055168 · never reused
Internal UUID01a0ae86-5e82-7a51-be30-820bb3c46f7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055168
StatusPUBLIC

Content hashes

Canonical text5b82c5dc6bfc472284893648a653dfab1e47f2282997de6d4e5ef360e8a08a6b
Markdown8d1385f0be88c4b307f679a73f7f058f4bbc25a5580f65b1ae847a7f6997b1d3
PDF
Publication pagea20c2079a9f5807943c48d74d1af867a797ebedf84e77ab5d6011bf8cf3ff20c
Manifest8990ba2863b1154c8a9b60b8088f825f79b7b25b08c3463c0c5fd2d8315635da

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
Signature/3eBYMjsmirguJCnBKmsncsAMSXidDIRJ8R7EoyAwaTEFSLW58q3fGiKdMn6ptAvqVpJBFuKOrn0KIEx1zPFBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:21.359770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055168
observed a20c2079a9f5807943c48d74d1af867a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.339028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055168/manifest.json
observed 8990ba2863b1154c8a9b60b8088f825f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.319747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055168/publication.md
observed 8d1385f0be88c4b307f679a73f7f058f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.294416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055168/publication.txt
observed 5b82c5dc6bfc472284893648a653dfab...
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.