OpenTechnical

OT-2026-000040679

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040679) never changes.

Identity and time

Publication numberOT-2026-000040679 · never reused
Internal UUID01a0ae79-6d0e-7f66-b7d4-8f5eef48644e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040679
StatusPUBLIC

Content hashes

Canonical text5aef78cf6b7e0c7bfab6f599dfdd52948273b26c200a3503acc464bef4d0a16b
Markdown0bf86068388a1e4161d2590bf10e34b3bc0d581d64d3596aad10172e502435aa
PDF
Publication pagedc25c0ae7b79505d4174d77b2da8383b89b16c303f9a8ba92604dce0d979d1a1
Manifestbaaf549414815bf565080352f49f8b692f61e311e16e83d722b8ae8f7e687def

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
SignaturejA7ViGFYultHbtVjvAlKQcrAPMbAoNqJk5bOks9H1o8ax9X3O0K8oxmoXyunuWBfToCLZ1K8K1eLaUGB4AfNDg==
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

2026-09-17T11:17:52.434837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040679
observed dc25c0ae7b79505d4174d77b2da8383b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.418536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040679/manifest.json
observed baaf549414815bf565080352f49f8b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.402824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040679/publication.md
observed 0bf86068388a1e4161d2590bf10e34b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.386234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040679/publication.txt
observed 5aef78cf6b7e0c7bfab6f599dfdd5294...
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.