OpenTechnical

OT-2026-000013966

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000013966) never changes.

Identity and time

Publication numberOT-2026-000013966 · never reused
Internal UUID01a0ae6d-8dea-7bbf-aabb-31b05bc5ca76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013966
StatusPUBLIC

Content hashes

Canonical text382001768434a4c7616b56c69fe342edcf9966452f1399303335c22bd13951a9
Markdownb45b6d408aa8c242a097796c16728a2935ec86f467abb756e1763db4dec4d84d
PDF
Publication pageccd78b2c46f0c3623ddc84e0f327d29ef2a149b15947997d136438c7535a1194
Manifestf78a54c4177bc8740693aeace9e17360c8de996b1c358b7fb8df2bc95e4ffd86

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
SignatureGmWgLyeTy/GTssAirNWLb09qg9OBzyYPEAZeHD6nWcNhTvPktSN0BMDnQ/1usUZm+fRDqQmFEuFLCJQTnYmJBw==
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

2026-09-17T12:09:10.460897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013966
observed ccd78b2c46f0c3623ddc84e0f327d29e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.439148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013966/manifest.json
observed f78a54c4177bc8740693aeace9e17360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.419571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013966/publication.md
observed b45b6d408aa8c242a097796c16728a29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.401608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013966/publication.txt
observed 382001768434a4c7616b56c69fe342ed...
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.