OpenTechnical

OT-2026-000003798

Publication integrity record

Vacuum cup gripper, three zone face, two outlet manifold, three stage ejector

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-2026-000003798) never changes.

Identity and time

Publication numberOT-2026-000003798 · never reused
Internal UUID01a0a90b-171a-7262-9c2a-1f15e502469c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:51.454519Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003798
StatusPUBLIC

Content hashes

Canonical text0cd38fb5b3d9d164d9aa5e3d1d4d44e21024efad0ecd21eff1791ef6f24d7a7c
Markdown14484c27fb6e2d60e92de45816c53272a97cb90b86c06b419dbc3aa2cad29d58
PDF
Publication page4129fb61a5d298d14277524c476ca17834fc799f4515c2b3ab9bb25c92cd9e8e
Manifest0ba35eaac6a30562803b19156809b1823fba2aea91fb62e8f30d7871cf2c6460

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
SignaturezTJScDDkWY+0g/kJihjwqN+ziVsWbr8ccpfHrm5KSOPDh7blPRks3r6LxVeDhKmpgPgpE8qnuUVjvEs6UzdeAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:19.722867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003798
observed 4129fb61a5d298d14277524c476ca178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.709811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003798/manifest.json
observed 0ba35eaac6a30562803b19156809b182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.697082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003798/publication.md
observed 14484c27fb6e2d60e92de45816c53272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:19.684276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003798/publication.txt
observed 0cd38fb5b3d9d164d9aa5e3d1d4d44e2...
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.