OpenTechnical

OT-2026-000009521

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000009521) never changes.

Identity and time

Publication numberOT-2026-000009521 · never reused
Internal UUID01a0ae6b-7562-7577-a8d8-8b252f2db303 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009521
StatusPUBLIC

Content hashes

Canonical textad0bea5f27ad53619c5dc29406d3e2b90c6ce8aa5a26036c7fc45092ba40feec
Markdownefd8dd54377d46bceb67be77ea0f89d5926db8e9fbaf7a2b832eccb318c22474
PDF
Publication pagefed5a65482b7b6840312a7c58cdbc28f044e5c740c7bcddcb4b6469504c7f549
Manifestdddd161e31bb790c617e97344f21c28f47a535590821f69530fcd358e11e17c3

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
SignatureehGlZPHtDzmi3e2mNtoKUSNeAbv/X6fLQGhg5BggZTRih/eGhLq6sotpxxpkDkwTiWHMSQvhdJ/vjIwvnCIrCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:56.148547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009521
observed fed5a65482b7b6840312a7c58cdbc28f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.130093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009521/manifest.json
observed dddd161e31bb790c617e97344f21c28f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.112973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009521/publication.md
observed efd8dd54377d46bceb67be77ea0f89d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.093886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009521/publication.txt
observed ad0bea5f27ad53619c5dc29406d3e2b9...
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.