OpenTechnical

OT-2026-000099414

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000099414) never changes.

Identity and time

Publication numberOT-2026-000099414 · never reused
Internal UUID01a0aea2-c973-76ac-a2a5-a003aefa1676 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099414
StatusPUBLIC

Content hashes

Canonical text54687c07a626cdb817e18ee2be85aa9db89fd64199d084905ed14d3a547ab58e
Markdowna630817708eba82da4d60cac4076d131dab32cf634b7c68a9d808aaa95d864ad
PDF
Publication page68cebbf9da33dda96382c012d5fe619ab82850ba208c38abf3af3f5cd7528980
Manifest6aa9bc6023921519db5d60028875dac0d362a282765966dc48bfb41ce654f5c1

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
Signature+N17c3jsxnw1VhwM59gSrx8kwgPIMAGkg4IWb+EbM/mB0j9qTGR5nyj9QVIHHCJ6xpYPGKIZaiYfIg8HTMbRBA==
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

2026-09-17T09:29:10.988195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099414
observed 68cebbf9da33dda96382c012d5fe619a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.971659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099414/manifest.json
observed 6aa9bc6023921519db5d60028875dac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.952826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099414/publication.md
observed a630817708eba82da4d60cac4076d131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.935649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099414/publication.txt
observed 54687c07a626cdb817e18ee2be85aa9d...
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.