OpenTechnical

OT-2026-000018354

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000018354) never changes.

Identity and time

Publication numberOT-2026-000018354 · never reused
Internal UUID01a0ae6e-b489-78e4-b841-9fbfe185a81b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018354
StatusPUBLIC

Content hashes

Canonical textf8c330709ca7a110a3afabede4e6a944069fea704d72bec6be308bc821a8f34d
Markdownbb37a5c3228f2f1205a3684dfcf368ea8a132633c470c96b086278752eee0816
PDF
Publication pageab158f5abedafc3e49cc8703370bfd12c5563cc94f98d2e84adcaee9ba8ef02e
Manifestcf9bd564187390f2d1a0f4bd0c9921f87d6fe5200c66b0a4c2131cd06069f797

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
Signaturee+tZvn7oxxNMbfHF1ukKdHYzPgdTVDmmYl1CAYgrN+Pl0j+OxYHE6zgZvRifgXoLJXxZoPhPAI9O60pGI88vCg==
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

2026-09-17T12:01:05.390842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018354
observed ab158f5abedafc3e49cc8703370bfd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:05.374099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018354/manifest.json
observed cf9bd564187390f2d1a0f4bd0c9921f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:05.358685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018354/publication.md
observed bb37a5c3228f2f1205a3684dfcf368ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:05.341738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018354/publication.txt
observed f8c330709ca7a110a3afabede4e6a944...
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.