OpenTechnical

OT-2026-000025944

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000025944) never changes.

Identity and time

Publication numberOT-2026-000025944 · never reused
Internal UUID01a0ae71-a83f-7ae3-9676-a080bf4b98ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025944
StatusPUBLIC

Content hashes

Canonical text6dd3c19ef61a27cb9bdc92bdc2fba3dc28591d294827926dcdd1c577d38eb784
Markdownf866d42120b5514b41a6f0ae8b1ad93b7bea9debf6c4d50581dfb754c16511f1
PDF
Publication page352d2e814d74d46c1db9a5af82c3ff2d954e3e7e10a58a4d118af9d073f26d5d
Manifestd05633df2354742cb43e769aba2b08ee8d1ba2b5714014870c34604caafe439b

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
SignatureloIbEHN009tV7X0iKWkQy/WpyiMztYpl2XQLEDxFPn5EyKNOs2oyYw51HTt7ZwWFMtM8e3jrz7jDlxf8ypV6Cw==
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

2026-09-17T11:46:18.569414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025944
observed 352d2e814d74d46c1db9a5af82c3ff2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:18.551295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025944/manifest.json
observed d05633df2354742cb43e769aba2b08ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:18.532910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025944/publication.md
observed f866d42120b5514b41a6f0ae8b1ad93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:18.515001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025944/publication.txt
observed 6dd3c19ef61a27cb9bdc92bdc2fba3dc...
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.