OpenTechnical

OT-2026-000051227

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051227) never changes.

Identity and time

Publication numberOT-2026-000051227 · never reused
Internal UUID01a0ae83-273f-79c1-9104-9e72f87d05ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051227
StatusPUBLIC

Content hashes

Canonical textc4acb014b1ac9802ab54be9c2efb38622470f6bd9398bb3794af4b7ad5ec1afa
Markdown0f27b3590e98a22ce367bfcbd93194ba260091e5c31bb9a61df60ee4490fd68f
PDF
Publication page8a40162a55d79066eb910c694f15489952bf3257563277770511cef74db568be
Manifest01bf79128b6c84f0ca180474a96fd8b5d66d8f1e2ceaebfe34b9fa627e3fd63e

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
SignaturewMHeGf9TJMtC4Bl+P06E5gJ4eEh8XOxnc550LU56qPq+ECwWMnJdhLpb4qAQ4TfYN2Z2p/1E8c1fmbKbWFhhAQ==
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

2026-09-17T10:59:01.033867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051227
observed 8a40162a55d79066eb910c694f154899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.015688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051227/manifest.json
observed 01bf79128b6c84f0ca180474a96fd8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:00.997384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051227/publication.md
observed 0f27b3590e98a22ce367bfcbd93194ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:00.979233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051227/publication.txt
observed c4acb014b1ac9802ab54be9c2efb3862...
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.