OpenTechnical

OT-2026-000062842

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000062842) never changes.

Identity and time

Publication numberOT-2026-000062842 · never reused
Internal UUID01a0ae8c-94a7-7e52-9c6a-1a70b935fdb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062842
StatusPUBLIC

Content hashes

Canonical textd250be7c1dc68f4b79a5d7e0c2db82466fd8fa01705c7250408e6f72f46b3bbb
Markdown538ff70422a4279257d679325de361a9eb36e5a8825d12d2736e376f37259cce
PDF
Publication page0a9fc9e70ec12bf6041bb958fea7742667daa47a2a5c7437789b6a9755d41cb0
Manifestfcb92a3a53020354ad05c5acc91e671171eddc6cce8282706269207e7fd24a23

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
SignatureGifl9PkSaWoMTN4kYX7Y5f4jNdCdFbLHOaAw5xXQc3WclpyvNQO9DI+XKPCRYKziJWpAeaNnlX/sytCXeWlCAg==
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

2026-09-17T10:40:10.800298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842
observed 0a9fc9e70ec12bf6041bb958fea77426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.776687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/manifest.json
observed fcb92a3a53020354ad05c5acc91e6711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.749910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/publication.md
observed 538ff70422a4279257d679325de361a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.726737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/publication.txt
observed d250be7c1dc68f4b79a5d7e0c2db8246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.191626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842
observed 0a9fc9e70ec12bf6041bb958fea77426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.173582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/manifest.json
observed fcb92a3a53020354ad05c5acc91e6711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.156476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/publication.md
observed 538ff70422a4279257d679325de361a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.138458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062842/publication.txt
observed d250be7c1dc68f4b79a5d7e0c2db8246...
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.