OpenTechnical

OT-2026-000084898

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000084898) never changes.

Identity and time

Publication numberOT-2026-000084898 · never reused
Internal UUID01a0ae99-43b4-7d7f-8e62-8914264c2942 · 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-2026-000084898
StatusPUBLIC

Content hashes

Canonical text60553d04a4f9e4a19f057668866d06ab111f09e175946a5293cf5cf5f9f809ee
Markdownd43eb40dca2e03f2a3c8ba320e15a738588fb18150022f8107fa2f61de66f0ea
PDF
Publication page190cdbae0cec53b9042b1c5534551c963af05d56bd10b62fe7e6997c9cbc3898
Manifesta84b55a18e768f5c3ef1a770b605765b8c30cc37473769ef93a825c9ec33f225

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
SignatureQhOHumBGT+kgLjw+ia3Sop5NMOgbvzvxGRcE53U2O2AyQGSP3rN+nhTBzx9IFlX/8LMG8fMydfVeVFqZGHiBDg==
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

2026-09-17T09:54:52.538659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084898
observed 190cdbae0cec53b9042b1c5534551c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.519537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084898/manifest.json
observed a84b55a18e768f5c3ef1a770b605765b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.501397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084898/publication.md
observed d43eb40dca2e03f2a3c8ba320e15a738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.482748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084898/publication.txt
observed 60553d04a4f9e4a19f057668866d06ab...
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.