OpenTechnical

OT-2026-000014095

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000014095) never changes.

Identity and time

Publication numberOT-2026-000014095 · never reused
Internal UUID01a0ae6d-8deb-7c44-a01e-7c3e2c45fb82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014095
StatusPUBLIC

Content hashes

Canonical text7164ea78dd7d379759bdcb07718c93ff8186178e6b6df7ad89dcd1728dcc25fb
Markdownffa8e3f4a99069ea04a4a0284df5a2b2c9e4168aa4797e7b772f0870d53df106
PDF
Publication page2809cfcde166a7adce3d0ef34970e64f3ce535633e82d70bf0454dd61652033f
Manifest9ec2bae95421a0f608c6de160601aea957bd0705795292400796b0919a2c0add

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
SignaturejRRJuHfkbUEZv+tWZshkiZC+EbxV03kaRhSPfu7Ti4b/He/aS02ZQkMmLYh5rRaduskopyaLxIkap+w5MFlUBg==
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

2026-09-17T12:09:21.043432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014095
observed 2809cfcde166a7adce3d0ef34970e64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.024634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014095/manifest.json
observed 9ec2bae95421a0f608c6de160601aea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.004501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014095/publication.md
observed ffa8e3f4a99069ea04a4a0284df5a2b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:20.982091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014095/publication.txt
observed 7164ea78dd7d379759bdcb07718c93ff...
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.