OpenTechnical

OT-2026-000007522

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000007522) never changes.

Identity and time

Publication numberOT-2026-000007522 · never reused
Internal UUID01a0ae62-4df5-756c-8520-3a8c43aab8af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007522
StatusPUBLIC

Content hashes

Canonical text9682b90348855be5517fe56c33c71fdaaf2236390824e963a27158e32e1e3450
Markdown8feb1b0a198c4ae64fa811027720a96283ffbb96d5639f20c623b88923195592
PDF
Publication page683ef65b40573584f81ff2daf92bf1a49250894ab7596be886fff8be90047874
Manifestda7223db9bb155065f2d9a0856fc69360ddc60b806404f37bd5eaf8e4798357e

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
SignatureHXGgH1pKvQUsBZjuTqNfTiNGaE/8PmGM6wzkxgQsEc+uPIzd/AQbK5aOlwWQq80CWGgrf2gTQvt3DYpeliA2DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:21.754310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007522
observed 683ef65b40573584f81ff2daf92bf1a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.735226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007522/manifest.json
observed da7223db9bb155065f2d9a0856fc6936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.716746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007522/publication.md
observed 8feb1b0a198c4ae64fa811027720a962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.698749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007522/publication.txt
observed 9682b90348855be5517fe56c33c71fda...
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.