OpenTechnical

OT-2026-000012342

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000012342) never changes.

Identity and time

Publication numberOT-2026-000012342 · never reused
Internal UUID01a0ae6d-39f6-7fd8-8415-b3018b27bb69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012342
StatusPUBLIC

Content hashes

Canonical textf2db4061ac7d66e058c76f5e234112672ae60cfd791da27cff05d0084e58d214
Markdown877943172083d6e432f297d2dd2768db230811c358c7b97e8ecc07a6fd9506b6
PDF
Publication page9b4b5943665cf12e7482d268abfc0deba0820997d39fdde84efa625ab3d0ad70
Manifest09d47c2bd05854d4e609248869688e5025d29d194fe7c17fd645afcedc001938

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
SignatureCMGlDQH7D3+tFD1I78CPn42rH8HbG3/vOyjFeT0EoMS02FLNYgMkCJa3bx/DhvzjtkDAiwNYu2Ou5bi2+elIDg==
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

2026-09-17T12:11:49.319433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012342
observed 9b4b5943665cf12e7482d268abfc0deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.299989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012342/manifest.json
observed 09d47c2bd05854d4e609248869688e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.280873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012342/publication.md
observed 877943172083d6e432f297d2dd2768db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.262785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012342/publication.txt
observed f2db4061ac7d66e058c76f5e23411267...
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.