OpenTechnical

OT-2026-000101278

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101278) never changes.

Identity and time

Publication numberOT-2026-000101278 · never reused
Internal UUID01a0aea3-c379-74c8-94d8-a1c41df0236f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101278
StatusPUBLIC

Content hashes

Canonical textd643a28732ffff2d6da84712cfda425e9f7f0d8e38d6e17bcfd69afa406eefd0
Markdown7bcf706685173b5a5f059427687da220e521ae135d9acd6194161b7f6d81ad24
PDF
Publication page12a2f2bf1913b211e8e0bfe34929ee03d00f31b31a58dacd89fab0b06f8635fd
Manifest8510d1a94b87aaa6003866f9677d5a5157732af60a3f3321c0984e8ef3adc9ee

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
SignatureinuLyeouiMr8RsotINAOdytICjGPO+inzRFBdEG6seVbH7rwSxhqn4zF7ZkIaKQFSTGlZORtZyJ/+g9JAoW6Dg==
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

2026-09-17T09:26:56.825690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101278
observed 12a2f2bf1913b211e8e0bfe34929ee03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.807608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101278/manifest.json
observed 8510d1a94b87aaa6003866f9677d5a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.789201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101278/publication.md
observed 7bcf706685173b5a5f059427687da220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.771222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101278/publication.txt
observed d643a28732ffff2d6da84712cfda425e...
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.