OpenTechnical

OT-2026-000073534

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000073534) never changes.

Identity and time

Publication numberOT-2026-000073534 · never reused
Internal UUID01a0ae92-efb9-7196-8e3b-48db13165538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073534
StatusPUBLIC

Content hashes

Canonical text0149052d6ea4d5c7a62eab479b75ac0451b8521c4c4f5e6c53919bca71fa966a
Markdowncd3ed97aab9d8338a268230080dc98657122979bd70fd9a7fc098b06812f85dd
PDF
Publication pagec5cbbc63c99e8af9eb8b17435a2bce212cc0570e25d03a7656a4c50ab82eb29f
Manifest3ec31dbbd6844808b02110ff13ae50aa1b7b477b53ef7fd6076de0b0c66652e2

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
Signature5wOyZKYYcIOVoJUh0iaKNauzuNqLiETwP8M5Q3V1ba75kO543CTupHiDo6uPOjGg2mvgTy/a25xMhICelvmpBw==
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

2026-09-17T10:21:42.444231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073534
observed c5cbbc63c99e8af9eb8b17435a2bce21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.425793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073534/manifest.json
observed 3ec31dbbd6844808b02110ff13ae50aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.407906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073534/publication.md
observed cd3ed97aab9d8338a268230080dc9865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.390515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073534/publication.txt
observed 0149052d6ea4d5c7a62eab479b75ac04...
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.