OpenTechnical

OT-2026-000101613

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, pulsed blow-off after 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-2026-000101613) never changes.

Identity and time

Publication numberOT-2026-000101613 · never reused
Internal UUID01a0aea4-0e15-7b7d-90c9-b3faef41ef20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101613
StatusPUBLIC

Content hashes

Canonical text5069e4638db39b7714314a12eb6a7a9e29b0cda1298c72da75f7d40e0ca79f6b
Markdown89b580117c726335f420e8c5150ed9da5ff9fa8693d19bee44da7e765d4e48f3
PDF
Publication page459f4eca3b6dca842ecc1fd24b48ab46e795826614eb60706a5ff54410d49c7d
Manifestccbfa926327e0fa4b604033db070154e1d38ee7f140c0a14b82ec670853ac49c

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
Signaturew/Otqs0KKUneJJf0ydFdMgwz0mHLMoCXau+5w2UsPDTjqvYfCodONGTwsM7lY8qv6HH6hDHT+aMsR8Wbku8KCg==
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

2026-09-17T09:25:43.926422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101613
observed 459f4eca3b6dca842ecc1fd24b48ab46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.908429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101613/manifest.json
observed ccbfa926327e0fa4b604033db070154e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.889732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101613/publication.md
observed 89b580117c726335f420e8c5150ed9da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:43.870521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101613/publication.txt
observed 5069e4638db39b7714314a12eb6a7a9e...
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.