OpenTechnical

OT-2026-000071846

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented before set-down

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-2026-000071846) never changes.

Identity and time

Publication numberOT-2026-000071846 · never reused
Internal UUID01a0ae92-1e92-7ca2-a889-8d55833366d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071846
StatusPUBLIC

Content hashes

Canonical text8715ab4007cb831397d214c528f2c9863ae8170e5488a22dc8dca61776f3d8fd
Markdownc3ec46ea7d155b847b7d644b1c1e44920558e7087bc088d6c1934dbec8fb0e6a
PDF
Publication pageff4804cc30ddc9e73fa5c624ea70d8ea87ef947107502b3523dc0d27871909c5
Manifest5decb4867bc6ed2c827bed209f9a6d6cafe3fceb16701ac5309902de2d25ecff

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
SignatureE6h31w6V9eYn0zTCkyPAJ5phrmazasBR+6fyQ8z1eYSZPPWEqG+AIj8x1eX2CgU28Di80RnAXxcwtE6JTOA0Cg==
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

2026-09-17T10:24:01.525503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071846
observed ff4804cc30ddc9e73fa5c624ea70d8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.505148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071846/manifest.json
observed 5decb4867bc6ed2c827bed209f9a6d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.486769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071846/publication.md
observed c3ec46ea7d155b847b7d644b1c1e4492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.469484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071846/publication.txt
observed 8715ab4007cb831397d214c528f2c986...
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.