OpenTechnical

OT-2026-000025267

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000025267) never changes.

Identity and time

Publication numberOT-2026-000025267 · never reused
Internal UUID01a0ae71-5fa6-7f75-b8ba-6fd0eb588d43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025267
StatusPUBLIC

Content hashes

Canonical text1827b2872d17ac546b98ffc0458746b464cd90100146d9d609287de5f33f696c
Markdownd20d993ed1e4fa18dde4c2f5e3f1195c3d47511a3e55713f77518eba313cdd63
PDF
Publication pagecb6e6e1ef77609c3071de74a15983926d23452179847cb4abe7124af5f9637cd
Manifestefa76f96b44416e36808ba81258616ce68e4f51f5020e548f22bf90012c83016

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
SignatureJRaQ+GJ4c4rFssPL3vwhQw39DDQ2c2cPG3ZPJiSLh+YngLtzI0IiRxTfLkwY7S+sKyakiyVlLzFB6zLvYyj9Bg==
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

2026-09-17T11:47:16.565028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025267
observed cb6e6e1ef77609c3071de74a15983926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.547235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025267/manifest.json
observed efa76f96b44416e36808ba81258616ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.529022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025267/publication.md
observed d20d993ed1e4fa18dde4c2f5e3f1195c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.510265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025267/publication.txt
observed 1827b2872d17ac546b98ffc0458746b4...
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.