OpenTechnical

OT-2026-000056825

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000056825) never changes.

Identity and time

Publication numberOT-2026-000056825 · never reused
Internal UUID01a0ae87-7af8-72aa-bd4c-a265b73fb775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056825
StatusPUBLIC

Content hashes

Canonical textab36b593fd4606d8693c9b17e0a1a8cab3c4f659af9a2394cda5bd391d84679e
Markdown55b90c4f35f61ff7d0de88b9f32b6e6e5481ad4eb0cad81c057795329a6d228d
PDF
Publication page133fd3e9b7c549478ceaa0b28f0254eb9af3e0b04ce2c25c34e0c0c479fd18b7
Manifest64b3dfc940fc65d21d0daf7d4ddc654f933e72b799d68a5937556d8df24d7257

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
SignaturebQyB3HmoxlRoFkshiQP/lVYLziv/XSrmuAcR05+ifEd9tpYpU2nG2ASKcivaLERSC6Fd0WAorut1KiLZSOwgCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:19.039294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056825
observed 133fd3e9b7c549478ceaa0b28f0254eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.019469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056825/manifest.json
observed 64b3dfc940fc65d21d0daf7d4ddc654f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.002594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056825/publication.md
observed 55b90c4f35f61ff7d0de88b9f32b6e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.983979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056825/publication.txt
observed ab36b593fd4606d8693c9b17e0a1a8ca...
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.