OpenTechnical

OT-2026-000084820

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000084820) never changes.

Identity and time

Publication numberOT-2026-000084820 · never reused
Internal UUID01a0ae99-43b3-7a72-927c-e68bad0bbc33 · 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-2026-000084820
StatusPUBLIC

Content hashes

Canonical text99ec0ce773a40c6354a14852267248f1b634d76db13eae6fcb4a3594d5b002aa
Markdowndb6d900e44c15a3b65fc71183088add2280b8bfb73f704ca2083f1c54dce8188
PDF
Publication page005ea09b4c61203e6fab63c917c77b3adfa607e491b492f96e847af4122af678
Manifestc21e8ae76e0b5323a48788d0fefec7f14e655212ee33d7e426193e3f3f187d4b

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
Signaturelv+LPe6s7CWQ9jVdc/kVTLujTfExouVs6bHqLquBaS32J9H0Q42/2VlzrgvFTiH/149FF3tp8qcRxUO09slYCQ==
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

2026-09-17T09:54:46.099433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084820
observed 005ea09b4c61203e6fab63c917c77b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:46.080862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084820/manifest.json
observed c21e8ae76e0b5323a48788d0fefec7f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:46.063553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084820/publication.md
observed db6d900e44c15a3b65fc71183088add2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:46.045647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084820/publication.txt
observed 99ec0ce773a40c6354a14852267248f1...
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.