OpenTechnical

OT-2026-000086666

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000086666) never changes.

Identity and time

Publication numberOT-2026-000086666 · never reused
Internal UUID01a0ae9a-2c99-7a9d-ae47-91602c986db9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086666
StatusPUBLIC

Content hashes

Canonical text98b19204f30cb8880bea0db4e5fe94da262919709b065e619681ab04e03ac67b
Markdown11ff5efd0db0f96d17c6b5c78dabdd96dc45860d171bed05ec9cfd5099ca90ec
PDF
Publication page8a5a1f84c21d1357eb7327d829d89045cd3df487e7a1b6436c51bb46c1ee487e
Manifest37079162ca6fcd06fbbd0c65793036871ecbfbaf7f333ba9ee6656dbee6f80f4

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
Signaturex3wydqvsttaZk/LSYyu2vlTuIKBRwlZI7N63aaMEcxglvbIVBNK2913XOq4J2u6z/JDMHkDKVkxuo07o/ZLTAg==
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

2026-09-17T09:52:30.703713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086666
observed 8a5a1f84c21d1357eb7327d829d89045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.685952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086666/manifest.json
observed 37079162ca6fcd06fbbd0c6579303687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.668343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086666/publication.md
observed 11ff5efd0db0f96d17c6b5c78dabdd96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.649737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086666/publication.txt
observed 98b19204f30cb8880bea0db4e5fe94da...
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.