OpenTechnical

OT-2026-000032810

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000032810) never changes.

Identity and time

Publication numberOT-2026-000032810 · never reused
Internal UUID01a0ae75-4841-78a2-a45c-381b725ebc23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032810
StatusPUBLIC

Content hashes

Canonical text5c967829c661ace32f0d0f7ade286950e4c80043c3a948bf9dad679ce3a824ef
Markdownafa93a1cd3d175d978780d7a3e7fdcf61f7e1497900435dbac9a9e60116304ed
PDF
Publication page13535cca56114a1641f4d2008c49a429103cef7e7ebe3e5991ba556c1a54dd8d
Manifest9101673cd8a0a9874d2c8b06792e8dc7400d9705a381f874869c9c61c69ee779

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
SignatureQkYPP14Mi8EDCMhmi80vI/vnK/2Zez3CcnIV0FUGzS9CK9BGQtuxMHm1VkABzKpNHuKgjfo2AyTVy81q36UZBg==
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

2026-09-17T11:32:15.671702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032810
observed 13535cca56114a1641f4d2008c49a429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.654164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032810/manifest.json
observed 9101673cd8a0a9874d2c8b06792e8dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.637374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032810/publication.md
observed afa93a1cd3d175d978780d7a3e7fdcf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.619426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032810/publication.txt
observed 5c967829c661ace32f0d0f7ade286950...
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.