OpenTechnical

OT-2026-000094875

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000094875) never changes.

Identity and time

Publication numberOT-2026-000094875 · never reused
Internal UUID01a0ae9f-2dee-79b6-a6d8-6adac2c933a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094875
StatusPUBLIC

Content hashes

Canonical text3d0f8753f350c74020a300e1461d3f14eb1679826061b04a9b09bdc2375f7ca3
Markdownfd16b0b572e57c2e969b84ce8a34f178ee25b1b1799fe39afeb44f8f38d9753d
PDF
Publication page8e02e25069b304d9956d79e050a8f0ddb3fcd24f0391362d0d1b83b78357b5c8
Manifestb4b1270924ffe02839d5ff40b55b9a6888b8d321aebf9170120125c62fbb3131

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
SignatureJ5tlGQqZ0XKnJJZ3qQmbp+bDpkxFoECYZZ8FOtCoTXVn3TEE40yU0E159uaxEGp32ntzlsQQBCIyXfL6Xn6QCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:22.653595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094875
observed 8e02e25069b304d9956d79e050a8f0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.637636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094875/manifest.json
observed b4b1270924ffe02839d5ff40b55b9a68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.620639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094875/publication.md
observed fd16b0b572e57c2e969b84ce8a34f178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.602002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094875/publication.txt
observed 3d0f8753f350c74020a300e1461d3f14...
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.