OpenTechnical

OT-2026-000017207

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000017207) never changes.

Identity and time

Publication numberOT-2026-000017207 · never reused
Internal UUID01a0ae6e-76c7-76f8-b963-ec01a6a4b467 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017207
StatusPUBLIC

Content hashes

Canonical text23235f40341573cc5aeb2d80365e9f7d19cdd0d30fa26f81c8ec0ece795afd97
Markdowne363dfe3f30ba3c6cf69d379a91707f319869a6461d0c2b55b5895f3c5f630d7
PDF
Publication page5561ffa3e9ca5f89ef13dc18473ed84838524c54a771521913a4872f482d5059
Manifestceb0851998362c5798cb225bdb4ecff2f43673cf241ff27e7a44feccbe24de59

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
Signature0M6+z+ujZwPGyDNlzb50ipaNvKjLpFHczz/WZe1VKbaLI2JZSeOXwdIrCpISL4Hg3joBdNHoUj70DySyfm+1Cg==
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

2026-09-17T12:02:16.934441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017207
observed 5561ffa3e9ca5f89ef13dc18473ed848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.916972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017207/manifest.json
observed ceb0851998362c5798cb225bdb4ecff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.901028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017207/publication.md
observed e363dfe3f30ba3c6cf69d379a91707f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.884141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017207/publication.txt
observed 23235f40341573cc5aeb2d80365e9f7d...
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.