OpenTechnical

OT-2026-000027179

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, 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-2026-000027179) never changes.

Identity and time

Publication numberOT-2026-000027179 · never reused
Internal UUID01a0ae72-3454-78a3-9bd7-f184d0527dff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027179
StatusPUBLIC

Content hashes

Canonical textbd2c56904fac5e222edf27d0ddbe2a6962a56a84b974b8c6571d92a35c65e159
Markdown12d41a72b1a96acb14b48a513f79e4cdad0e490d00a1019442b418e63d624d7d
PDF
Publication pagebae584a52ad313d11610098aea70e14489bcbf20750ac61da4346fdd539ff7a6
Manifest01e765318dc2bd972b8e59946896a70385a73e1b351a0d198541f4128c3a36d1

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
SignaturelKKDPZTN62EeYWcOBFWr+/VmkQwN1DYZ68KuYEIiMz7Qw/h83Xa0UibLSSvV1m+uI/zulk2WVPQUUD1iWVFLBA==
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

2026-09-17T11:44:03.886813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027179
observed bae584a52ad313d11610098aea70e144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:03.868735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027179/manifest.json
observed 01e765318dc2bd972b8e59946896a703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:03.852341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027179/publication.md
observed 12d41a72b1a96acb14b48a513f79e4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:03.831508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027179/publication.txt
observed bd2c56904fac5e222edf27d0ddbe2a69...
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.