OpenTechnical

OT-2026-000037198

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000037198) never changes.

Identity and time

Publication numberOT-2026-000037198 · never reused
Internal UUID01a0ae77-7741-73ee-946b-b6b28ce9a594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037198
StatusPUBLIC

Content hashes

Canonical textfa71929582292421db7ac39462e4e35574266bfa941b5a9cc5940390cfa02eaa
Markdownbb74d5def04520554f5af8cbb9c75a3a3734967d6e1f77ea03f47768b190bb2c
PDF
Publication page4a16883fe97af98c6c62a1754f2ed95b16c3cf295f2d32dc5c9567e2568a3e31
Manifestd22d76bc1d4aecb432e3a36ddecb51bdabe26f8eb1779d7d4d6752c90b8c7e26

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
Signatureqc8ECKkNmixsfrRdO5vMqJYowYCqckYIzcWP4+Okw6Uyj+tUdq6JRGxH7zo+T6jofzqfkjgdu8glZZ5MTa41BA==
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

2026-09-17T11:25:05.022261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037198
observed 4a16883fe97af98c6c62a1754f2ed95b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.005741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037198/manifest.json
observed d22d76bc1d4aecb432e3a36ddecb51bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:04.989919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037198/publication.md
observed bb74d5def04520554f5af8cbb9c75a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:04.974557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037198/publication.txt
observed fa71929582292421db7ac39462e4e355...
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.