OpenTechnical

OT-2026-000050577

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000050577) never changes.

Identity and time

Publication numberOT-2026-000050577 · never reused
Internal UUID01a0ae82-5c49-7ca8-bd1b-13095945aadf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050577
StatusPUBLIC

Content hashes

Canonical textf404e53531d4444c82c2a06edb3555bffb6ea26b11539a896ba80586f7f749cf
Markdown7c6c63ab8d4a0734e9125e9a0738441d7f5d75e583c7668437ed937bc983d352
PDF
Publication page9fce73f7ea677c1775fec09870018812935d76ec217a574e7a225350e7c556fb
Manifestd83668b9e26c09535035527ebc0d272b8e5a62cdd63abd1edf627efa7d3e98bb

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
SignaturefoToTgAJMiHV41AxGN0OcY9WO6t7ci0lvpte8UXEaG1Gzu/rrQ8EtdMZiqFzcV1UpGmSvw2SpeeU/o0iNrIKBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:40.724949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050577
observed 9fce73f7ea677c1775fec09870018812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.708254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050577/manifest.json
observed d83668b9e26c09535035527ebc0d272b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.691446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050577/publication.md
observed 7c6c63ab8d4a0734e9125e9a0738441d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:40.676005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050577/publication.txt
observed f404e53531d4444c82c2a06edb3555bf...
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.