OpenTechnical

OT-2026-000080958

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000080958) never changes.

Identity and time

Publication numberOT-2026-000080958 · never reused
Internal UUID01a0ae96-b975-7639-a0e6-ec7dedbcb7e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080958
StatusPUBLIC

Content hashes

Canonical textda3d13b189b312ad48fb2458c51d58bb8e4bc475c5aea16da56819cf5a1cd26a
Markdownb21abbc85f2136ae92f592171600d6af5be194d340a2b8defc55778e95df136e
PDF
Publication page50f392fe01ef2904ef8a173f8e7733c5a07bb82eeb65b4575fe748132b1ea014
Manifestfd8ee7f91211a32fc09e8fdc3d20b27600dd85f0502ed2b2a956d42c38877f34

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
SignaturezTEP5PfYFFXk+tE5XyOaWW9bcnyPtLG2+wDoydSA7kdsShQvrgvhV/u3AGdRbZD6PWN6tTVR09AKrQtMjQ2iCQ==
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

2026-09-17T10:02:14.315385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080958
observed 50f392fe01ef2904ef8a173f8e7733c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.297500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080958/manifest.json
observed fd8ee7f91211a32fc09e8fdc3d20b276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.279721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080958/publication.md
observed b21abbc85f2136ae92f592171600d6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:14.261894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080958/publication.txt
observed da3d13b189b312ad48fb2458c51d58bb...
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.