OpenTechnical

OT-2026-000011376

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, vented 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-2026-000011376) never changes.

Identity and time

Publication numberOT-2026-000011376 · never reused
Internal UUID01a0ae6c-88fe-7085-b33d-967c700c7279 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011376
StatusPUBLIC

Content hashes

Canonical text3b912ef01e99dec122a6111eea5647f56a4704cfc68913dc7c570842e556e046
Markdown179fae4b5a84b439bf852f4c1f45a51469a6a4d52358937c9d267e43f22a80dd
PDF
Publication pagef76fda43e8adf72214284ec123852704beaf7a850846e6ceecb4854304902f12
Manifestb66cbb9685c0d9f11c529c81b107a67956a775341009f242989e9af059a036a0

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
SignatureM3K8Yn9SbMedchjDNBZD4G/p/C0OXYTQKv2Hiji1O3AvtbevvW0Oje8Y+wi8aJHPh9ndSpOrmhXaFJMQFrDoDA==
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

2026-09-17T12:13:06.995113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011376
observed f76fda43e8adf72214284ec123852704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.978066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011376/manifest.json
observed b66cbb9685c0d9f11c529c81b107a679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.957863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011376/publication.md
observed 179fae4b5a84b439bf852f4c1f45a514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.936275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011376/publication.txt
observed 3b912ef01e99dec122a6111eea5647f5...
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.