OpenTechnical

OT-2026-000025200

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000025200) never changes.

Identity and time

Publication numberOT-2026-000025200 · never reused
Internal UUID01a0ae71-5fa6-7740-a1cf-769ba41fa107 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025200
StatusPUBLIC

Content hashes

Canonical textb78c1998ac8af5c298ee2d15f7a0ab78e25b4f43cfb13306598a274de06f3139
Markdown8a6113f0587cd8801c4992f9cc3438cc5faffdc8c4e30a7e2a885d0e54482c7a
PDF
Publication page5e8461e73835abc72d7520c019f65620436c24a7da470b6ff63024bc23ba3460
Manifest6d90414b6832a5e48554c62224d3bee1efda9d7bbdd48ecd80a6c6750cf31078

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
SignatureAPwmAzqKcpTtr1gbJ5CAMTw5KWnutm0eP8hcpERyYTk+Ix9/5yWuiAIlDaul6FPPMKc0rsisc//WVeJEUYfeBA==
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

2026-09-17T11:47:11.380168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025200
observed 5e8461e73835abc72d7520c019f65620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.361988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025200/manifest.json
observed 6d90414b6832a5e48554c62224d3bee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.340986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025200/publication.md
observed 8a6113f0587cd8801c4992f9cc3438cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.323716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025200/publication.txt
observed b78c1998ac8af5c298ee2d15f7a0ab78...
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.