OpenTechnical

OT-2026-000048276

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000048276) never changes.

Identity and time

Publication numberOT-2026-000048276 · never reused
Internal UUID01a0ae80-4de3-7f34-a914-27e77730e9b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048276
StatusPUBLIC

Content hashes

Canonical textd29cf6cbe3485510407758163d69744db0790d37bb26cb333f12312374debc74
Markdown2953b87f0c34a6167cb20aae0c5c6e5d902d5d60dfc002811a32c0ea359d9906
PDF
Publication pageb5b30571c6642a371d022bb1a376719a4c5fc95c0c65730242c993ddb045b3c8
Manifest149c0a8a37efae74e42a4a743eaee43b7b68979d5a19d60d57c16ffd35e5fe40

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
SignatureTSXZJdRaHOF+hMQFg0esKcIXJNpCqy1Zh2l+7BpngvjWVDj/4/RDQ2UQB4wAoBMow1b6C5hX55ltUIwbg1H7AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:04:51.376056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048276
observed b5b30571c6642a371d022bb1a376719a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.356225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048276/manifest.json
observed 149c0a8a37efae74e42a4a743eaee43b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.334203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048276/publication.md
observed 2953b87f0c34a6167cb20aae0c5c6e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.310585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048276/publication.txt
observed d29cf6cbe3485510407758163d69744d...
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.