OpenTechnical

OT-2026-000017270

Publication integrity record

Foam pad vacuum gripper, single stage ejector, 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-2026-000017270) never changes.

Identity and time

Publication numberOT-2026-000017270 · never reused
Internal UUID01a0ae6e-76c8-779f-8934-e0cd5184b44b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017270
StatusPUBLIC

Content hashes

Canonical text9d53bad03e41ccb023e5e56984b78ec6c7a08ebd464a03c003aeb58dbd86d173
Markdown77fab287c47e4566da426d531f664ac74c68b7e7863afe18678407c373fd287a
PDF
Publication page83e7547315ee62919adfcc95d61b1dadae6174b4012be1f9c902cf20fa1accaa
Manifestacae8e0ecd13cd5836517193a87f556f4cd43713d9b64b163237126cb0ba0578

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
SignaturekI6UH0Qeq4oXhSYVyeyjbos9ovKz2k37ETuq1rWwzBElRA4SYppSt1vcBSX+qae4FelI9P2j4+KMRrDugi7kBw==
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

2026-09-17T12:02:21.804978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017270
observed 83e7547315ee62919adfcc95d61b1dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.786617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017270/manifest.json
observed acae8e0ecd13cd5836517193a87f556f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.769107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017270/publication.md
observed 77fab287c47e4566da426d531f664ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.751925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017270/publication.txt
observed 9d53bad03e41ccb023e5e56984b78ec6...
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.