OpenTechnical

OT-2026-000038810

Publication integrity record

Foam pad vacuum gripper, pump fed, 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-2026-000038810) never changes.

Identity and time

Publication numberOT-2026-000038810 · never reused
Internal UUID01a0ae78-769f-78f9-8652-2aeebe45ed92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038810
StatusPUBLIC

Content hashes

Canonical text018ae6b8e37cdb53b1f06e96507274ce6d03d11aadd4f286d53ccd3589f9a7a1
Markdown772415ecb8039a16d2c44140e4f17ea8c4a943238ad0d9f7d49cf5ec31337e0f
PDF
Publication pagef324908883c1bbfda7ca28979d4531b650a0b76bfb05165a6030b423946759a5
Manifest1b6bb1d770006da32d5d3bb07368f0ff0eefbf87b19dde3d499d68c2f0492277

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
SignaturehA8kijA4Q+sA00K5StIlJa7fZM5S7Kvn7bTFbgsFkAfZl7gCzuasFiZv4C8ONnaEj+Wz6MwaPHwj81tLni4UBQ==
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

2026-09-17T11:21:21.999506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038810
observed f324908883c1bbfda7ca28979d4531b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.982236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038810/manifest.json
observed 1b6bb1d770006da32d5d3bb07368f0ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.965073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038810/publication.md
observed 772415ecb8039a16d2c44140e4f17ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.945956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038810/publication.txt
observed 018ae6b8e37cdb53b1f06e96507274ce...
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.