OpenTechnical

OT-2026-000023330

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000023330) never changes.

Identity and time

Publication numberOT-2026-000023330 · never reused
Internal UUID01a0ae70-7268-73a3-b4d1-b481fd4c4ccd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023330
StatusPUBLIC

Content hashes

Canonical text49083fdfc597f53fe93733944d52ed0cbd8cc2e30a78400741585b8f12add799
Markdown629780ae715b56be5f9d6f625fe1b49eba701b035f6c0c716bc0c145bdcf7edf
PDF
Publication page55c1b50c0dfa71ea109f2650b8273497e43ed5ca8249572412f5a877c33fdeb8
Manifesta3ece49e9b3dba17156275638395ec71e7435eb69be1c355be51e79fc3babab8

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
SignaturekbtHsOj/J+4281rhg3NiZMgZY6/AIyal3MOdyBIdn74xn3/y+mPBwB0SXnW6OBaxbj3/tiK0kakbdmpHnt+jAw==
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

2026-09-17T11:51:25.123351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023330
observed 55c1b50c0dfa71ea109f2650b8273497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.105646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023330/manifest.json
observed a3ece49e9b3dba17156275638395ec71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.087164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023330/publication.md
observed 629780ae715b56be5f9d6f625fe1b49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:25.062349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023330/publication.txt
observed 49083fdfc597f53fe93733944d52ed0c...
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.