OpenTechnical

OT-2026-000056967

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line 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-2026-000056967) never changes.

Identity and time

Publication numberOT-2026-000056967 · never reused
Internal UUID01a0ae87-7af9-75d6-b403-cd5477a9cc58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056967
StatusPUBLIC

Content hashes

Canonical text371c8cf238cad7894cf7465b340fa27dd90513ebb29cf29c5bbee0457c2280b8
Markdownb5e94e7075b5925ea9cd9150e047d4c53799e7ed10c455af12cbb9aa9ab74e24
PDF
Publication pagedb37effc72d795a6f945e759d070554430356b3c7e12fb807acb6c758a37a7bd
Manifest810369f81932662038bd03cb6425cb681e48d00edcbc0c69ab353d260fe5e9e3

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
SignaturevNfIUIKQ7Edk0W1ZiBnIreUS7UeCjkqyRqrBv0p8Zh3E0df7OBNAN0WfIWFjEBWN8aVU8kvISjft8kioUL6LAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:31.535974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056967
observed db37effc72d795a6f945e759d0705544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.518666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056967/manifest.json
observed 810369f81932662038bd03cb6425cb68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.500791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056967/publication.md
observed b5e94e7075b5925ea9cd9150e047d4c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.482589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056967/publication.txt
observed 371c8cf238cad7894cf7465b340fa27d...
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.