OpenTechnical

OT-2026-000101459

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101459) never changes.

Identity and time

Publication numberOT-2026-000101459 · never reused
Internal UUID01a0aea4-0e14-73a2-9b95-487718a409eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101459
StatusPUBLIC

Content hashes

Canonical text5507327e9e8230ce97c39626b1ae78f9a75146754d1be36375608906834c6fa0
Markdown564be7f4a0db69212f4a2f895519a0ec0c7333df9fb2eef75bcc798cb4487a0c
PDF
Publication page2bda99768c3c2b7342902c67e14be531353a394ba1049b294d1921596842cfc3
Manifest9adf86e1d2375a1ae8f945cb3d8ed389986be9d8c4eb870dad8035ae83c14415

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
SignaturemecwFfhRLyRe8ycbNLiNX+ujCPRFVP9Zc6nQYF01HrCBfofzkCVPT/brfR97eD8AHmHHRehWAAP89ODAgK69CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:02.047992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101459
observed 2bda99768c3c2b7342902c67e14be531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.028297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101459/manifest.json
observed 9adf86e1d2375a1ae8f945cb3d8ed389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.009552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101459/publication.md
observed 564be7f4a0db69212f4a2f895519a0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.990053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101459/publication.txt
observed 5507327e9e8230ce97c39626b1ae78f9...
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.