OpenTechnical

OT-2026-000093308

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line 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-2026-000093308) never changes.

Identity and time

Publication numberOT-2026-000093308 · never reused
Internal UUID01a0ae9e-0911-7f73-a4a8-4b2093f3473a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093308
StatusPUBLIC

Content hashes

Canonical text097b063fffa4d48c027f5af7ed748b1b97bfd6eb1beebfe3d0f36985b08a25a5
Markdown17aeb6174cbc4bf759d5a48862e1df9a04aa314dc37a0476a39999f2e9afa9d4
PDF
Publication page3b40b91658d5d680043879865720aa86a5b6b79b7b4a8045eb8e275d88ad8abe
Manifest5e7574736742396e49f6d3fa367b4de7b1765343cf1787b9f8bae01ca7f0014b

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
SignaturenwTP9eyVBW/QASMFz2pF/8w5T96V39Ybsfx0/NieGi4jOgdh9LorvbS8l3zSXzhmdZFY9nAYHeomYRN2Fdb0Bw==
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

2026-09-17T09:40:41.246208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093308
observed 3b40b91658d5d680043879865720aa86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.222965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093308/manifest.json
observed 5e7574736742396e49f6d3fa367b4de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.201929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093308/publication.md
observed 17aeb6174cbc4bf759d5a48862e1df9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.182207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093308/publication.txt
observed 097b063fffa4d48c027f5af7ed748b1b...
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.