OpenTechnical

OT-2026-000023086

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000023086) never changes.

Identity and time

Publication numberOT-2026-000023086 · never reused
Internal UUID01a0ae70-46ed-7995-ab01-b6d1bdb2195c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023086
StatusPUBLIC

Content hashes

Canonical text6588078cea692f39ef678110148574809a9702ad69b4ff19b25cc82220b25585
Markdowne1935f1317ff9ac0dabfebe8746b0cd88a53a57bff3378a31c6e7031678b82fd
PDF
Publication page191f0552b2491b58f8706423a0b016235b01ceab04cc5f09b06019225046813e
Manifesta00c7fa5b45d4627592044d622ec57a6764251d29fefc4a79c8b77c361c6c1b1

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
SignaturetaFF5x2R3D4fz4EuDz3IwR1pwMp4/49W9RDbMC7IqK8pLLoIjxQAsOghwgN8s+eKbC7HJyhaT+LFJ6ELGUPyCQ==
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

2026-09-17T11:52:43.039661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023086
observed 191f0552b2491b58f8706423a0b01623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:43.020417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023086/manifest.json
observed a00c7fa5b45d4627592044d622ec57a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:43.000512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023086/publication.md
observed e1935f1317ff9ac0dabfebe8746b0cd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:42.983008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023086/publication.txt
observed 6588078cea692f39ef67811014857480...
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.