OpenTechnical

OT-2026-000085232

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, sustained 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-2026-000085232) never changes.

Identity and time

Publication numberOT-2026-000085232 · never reused
Internal UUID01a0ae99-43bb-74ab-823a-98b2f90a353e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085232
StatusPUBLIC

Content hashes

Canonical text03e82315a1811d83c30525890e6e6a54c09129fe95b09dc5e10ebf523d56d166
Markdown4d15fab55ccc3dd6c11684da354f53f572967c0f3d37ab7e9b4cafb5e6a0617e
PDF
Publication page06f5687b01eacba407b2157e5c98c9d2ab6530e87c0e251e937ab0072068e1f6
Manifest16f91c3e4116e9d7d64900f2fea5acbf6b13f29447ea082ecb5e788f592be7e8

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
SignatureniUEWfajCdpEGzRb0T9M5xZIME+o9zF6qNDl9xSt8/6/nyH+M18dqYTsCjOF+xypPd4oxR/BOiPygUy6TyA/CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:19.767970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085232
observed 06f5687b01eacba407b2157e5c98c9d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.750809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085232/manifest.json
observed 16f91c3e4116e9d7d64900f2fea5acbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.732419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085232/publication.md
observed 4d15fab55ccc3dd6c11684da354f53f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.714041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085232/publication.txt
observed 03e82315a1811d83c30525890e6e6a54...
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.