OpenTechnical

OT-2026-000010218

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, vented 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-2026-000010218) never changes.

Identity and time

Publication numberOT-2026-000010218 · never reused
Internal UUID01a0ae6b-cb7b-7548-b436-2da4eb0f9e68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010218
StatusPUBLIC

Content hashes

Canonical text5bbeb615ddf92eab70ae60a01201d09bd36cf331c45d8fcc8d358a4d6cb1a70e
Markdown3a9605ad4ef2806f6f1128929cfcf9a9af2e7603db89f92fcda6672f2cf52d28
PDF
Publication page3083129b9c01ac85b72f1383bb1e3e7d0fd3606c1afb94963d8f8ce45518e1ec
Manifestbd82f9daf61baa584e814d3129c20ac2b8535868be50ef292a102f82d0074892

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
Signature5Zb+de++20ud/pULr+E8lJtIkvLoPN+9uQxLocjHEsNaTdqJV2U9jOZFlNQDI8SJsV+x1/VHVKhZdkWEJOY1DQ==
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

2026-09-17T12:16:20.624627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010218
observed 3083129b9c01ac85b72f1383bb1e3e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.603907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010218/manifest.json
observed bd82f9daf61baa584e814d3129c20ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.585010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010218/publication.md
observed 3a9605ad4ef2806f6f1128929cfcf9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.566633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010218/publication.txt
observed 5bbeb615ddf92eab70ae60a01201d09b...
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.