OpenTechnical

OT-2026-000085884

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000085884) never changes.

Identity and time

Publication numberOT-2026-000085884 · never reused
Internal UUID01a0ae99-e829-7638-a8c9-9a1138ae38a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085884
StatusPUBLIC

Content hashes

Canonical text119eebb1d22bface846025f71f7e8fb6371ab57e51bb14901ecf6de26d0e56e3
Markdowned1cee714a74609bbd5bb43a40f7a2fdabfe4f79a73271853679cf742714028c
PDF
Publication pagea0050462aa55e4a8f76c63318ad8405d900c5e56d69e476af3e6aebcddf614e4
Manifest2aedcf33adfbae3157c95923a455056b0c19927acd79ffeff58809cfebbbc380

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
SignatureCqDHbyfcxe33xwKm8yQoI/YS7L3q0Wi0v5kCydqMYUqkzqiPHsSyvCOeINnf2TTW4zYHCBN7SHIp7UyDz98LBw==
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

2026-09-17T09:52:49.390343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085884
observed a0050462aa55e4a8f76c63318ad8405d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.373863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085884/manifest.json
observed 2aedcf33adfbae3157c95923a455056b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.354793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085884/publication.md
observed ed1cee714a74609bbd5bb43a40f7a2fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.338088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085884/publication.txt
observed 119eebb1d22bface846025f71f7e8fb6...
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.