OpenTechnical

OT-2026-000005106

Publication integrity record

Bellows cup vacuum gripper, four zone face, four 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-2026-000005106) never changes.

Identity and time

Publication numberOT-2026-000005106 · never reused
Internal UUID01a0a92e-0c2b-76e8-a0ac-b29b6da8af61 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:46:02.414726Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005106
StatusPUBLIC

Content hashes

Canonical textd776c593f1c6974a09e81014a153913147c257029a522d1542fd47c62f421cfc
Markdown44427a0d74a53eec61ba8dfda3b11b16303b5352d0cf49f1c31ed8b6f7c1b8f9
PDF
Publication page669cd78717c7ffa5f2839094ab0f4a84a0dc0b4bda7af9cee5ede807060e9ce8
Manifestaa383312d940d14e0c0286745fe7934a4d34e283a7cb35e7d0a5b9c847bc513a

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
SignaturefV7ioF34PTJ62s5GgTvE6SokYchKj5+WfjoDOTRQURnYMl6OMdL2ndwylPMTBTd/737LlaqY1rp9wHN/ZzX8CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:14.893144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005106
observed 669cd78717c7ffa5f2839094ab0f4a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:14.879798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005106/manifest.json
observed aa383312d940d14e0c0286745fe7934a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:14.754640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005106/publication.md
observed 44427a0d74a53eec61ba8dfda3b11b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:14.740894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005106/publication.txt
observed d776c593f1c6974a09e81014a1539131...
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.