OpenTechnical

OT-2026-000079667

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, sustained 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-2026-000079667) never changes.

Identity and time

Publication numberOT-2026-000079667 · never reused
Internal UUID01a0ae96-4375-7390-a6a1-56ff091303ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079667
StatusPUBLIC

Content hashes

Canonical text2aec681d804e7fb9de10982f42c42c642d7509f3f09e48a90e0a43895829589e
Markdownc4b751b9957a10ecc46809fb796b757cfd7a77f74d5b35a2e3ee02fc6d801c6a
PDF
Publication pagea08262c802a5d3f1425f342083738a2066dc7e0d4c6190381c0eeaabdaeb231d
Manifest1a6a1504389fe95e162d9f7cadb2aace4288e57d43615a24671b60b7b1855856

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
SignatureSVxRzd+RS66Fy7IFwSRud8DMqSsWOVuzALMTzbfT4IzUsqCLLGxAj02BIgHvlJPoX7CTTIVXeZARx9oaRlHDBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:26.474464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079667
observed a08262c802a5d3f1425f342083738a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:26.456047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079667/manifest.json
observed 1a6a1504389fe95e162d9f7cadb2aace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:26.438129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079667/publication.md
observed c4b751b9957a10ecc46809fb796b757c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:26.421023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079667/publication.txt
observed 2aec681d804e7fb9de10982f42c42c64...
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.