OpenTechnical

OT-2026-000098815

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000098815) never changes.

Identity and time

Publication numberOT-2026-000098815 · never reused
Internal UUID01a0aea2-42b0-79b4-a51a-c0891c03401e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098815
StatusPUBLIC

Content hashes

Canonical textba74885cc647512459575550bc295e1f79c62e3d2c6f9f83e5e470eec35d0d0d
Markdowndd70af86e1d7bd1d9865ecc5febc941d837184c22bc95dda42ef7973fe9c35fc
PDF
Publication pagef8ebb1c3ae425ae9addd550670b0dd0e958c618cac9ad19ac062662b88a49420
Manifest65ec3ec98675163b2b2064cf5968580c33b348e93e53012b851d84bf4179f981

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
SignatureBy7vip7JEFeDhz4KDXoodzyWYN1q7rTNANvr/M95O0hBn1n27kWbpHzpipSpVHyZOCNlnNVWOCWsN48cHfuiBQ==
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

2026-09-17T09:31:08.968734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098815
observed f8ebb1c3ae425ae9addd550670b0dd0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.950014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098815/manifest.json
observed 65ec3ec98675163b2b2064cf5968580c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.931886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098815/publication.md
observed dd70af86e1d7bd1d9865ecc5febc941d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.914741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098815/publication.txt
observed ba74885cc647512459575550bc295e1f...
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.