OpenTechnical

OT-2026-000005345

Publication integrity record

Vacuum cup gripper, two zone face, six outlet manifold, plant vacuum fed, contact triggered

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-2026-000005345) never changes.

Identity and time

Publication numberOT-2026-000005345 · never reused
Internal UUID01a0a936-1fd5-74e0-9337-db0efc6363dc · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:54:51.736645Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005345
StatusPUBLIC

Content hashes

Canonical textc495e0ee9656378cc456364b77dd9e09182f8676e9349a2d8f4074ef31872200
Markdownc4026edaa0a46f258107a31b87b42a898fac0dd4efd27ffa64fdbeb17142d515
PDF
Publication page16128999e47dcb4255fc00aa5dfe7fbda63167319c4abf085bc8a3d7cddba9cb
Manifest577da574853674dec2e89b4ba97d010de1ad8f808cac44bae880cf08bb517993

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
Signature42lltKmQxKE6TXZ7z9PaVYrT7Nr3jFH5goQPL2fkj/VejSMgeAbLralpp3o0QrgMkx8GCONQsV1Wu3UCxCIIDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:20.187791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005345
observed 16128999e47dcb4255fc00aa5dfe7fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:20.173933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005345/manifest.json
observed 577da574853674dec2e89b4ba97d010d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:20.160834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005345/publication.md
observed c4026edaa0a46f258107a31b87b42a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:20.146220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005345/publication.txt
observed c495e0ee9656378cc456364b77dd9e09...
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.