OpenTechnical

OT-2026-000042582

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off 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-2026-000042582) never changes.

Identity and time

Publication numberOT-2026-000042582 · never reused
Internal UUID01a0ae7a-c0cd-716b-8825-57f8f120a3ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042582
StatusPUBLIC

Content hashes

Canonical text1bd20290e00aca06bff74b4fa4d41a8b89530a2f833abde01b106d4e4de3cfd6
Markdown2e7bfee5c98bf017252b35450b2f409b2de9fedd9ad20b99a13c8d7cf270bac1
PDF
Publication pageccd83f20593e71784f28302202fc20ee1b6d611cbe6cca0e64395b64071a1dc5
Manifest2e1030ce8892dd95fb5ce4629d44bf0e22a3ea97ed1c57dce3c48616b81fbbcc

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
SignatureRhxgWpgHGQMTBBTEq1PwtNHGiB9aefrnV5UaWAaYC140sMkbeKadcFNLA4QVoIwWhhQzCKCeqMA/ewUbzC/XCw==
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

2026-09-17T11:14:18.019843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042582
observed ccd83f20593e71784f28302202fc20ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:18.002812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042582/manifest.json
observed 2e1030ce8892dd95fb5ce4629d44bf0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:17.985348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042582/publication.md
observed 2e7bfee5c98bf017252b35450b2f409b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:17.965855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042582/publication.txt
observed 1bd20290e00aca06bff74b4fa4d41a8b...
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.