OpenTechnical

OT-2026-000004792

Publication integrity record

Bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, contact triggered

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-2026-000004792) never changes.

Identity and time

Publication numberOT-2026-000004792 · never reused
Internal UUID01a0a923-7f46-7653-a514-8484d2a9556f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:34:30.986748Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004792
StatusPUBLIC

Content hashes

Canonical text9524ac8c824bb2de873b9b59277663b40e040221da3d93090cddf0d52493dab4
Markdown2f66a2d5fba1b5f8cbcd34e661677d75a4b22e0dac4629c5be0d771391fab81b
PDF
Publication page309cb62e9e6d400df178c5cb00c363b2a3a1e22fd2449be355ecf60098db7a63
Manifest66cd9f4ce100b1d29ea870c8255d8c84490dbf171a637c1fb2396f327a554387

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
Signaturevaqct4Zts4JVGPaYpeNV+9mPOn64uu9PC08RWmFY0XgT5LdeU8VHFnx1/20xBdZfb184X7qWUo2EXN15P/STCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:40:18.480992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004792
observed 309cb62e9e6d400df178c5cb00c363b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:18.467963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004792/manifest.json
observed 66cd9f4ce100b1d29ea870c8255d8c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:18.457293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004792/publication.md
observed 2f66a2d5fba1b5f8cbcd34e661677d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:18.444550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004792/publication.txt
observed 9524ac8c824bb2de873b9b59277663b4...
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.