OpenTechnical

OT-2026-000097470

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097470) never changes.

Identity and time

Publication numberOT-2026-000097470 · never reused
Internal UUID01a0aea1-55b3-7807-a49a-c0f7bf911e22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097470
StatusPUBLIC

Content hashes

Canonical text167d4ff8012d13443596f3e382ec4dbf05943cfc98e620e194883b451c53ba7e
Markdownda056d5b7e42d7e2479bc36cd9f76b8e385d299fb989a29bbc8c5bba1238a224
PDF
Publication pagec01fd1022b75b2e65ce45c0d56dec7f579ff49b2c886f514221c39e51b132b31
Manifest160053d7643b79c0e3a0a73737f13db01cbdded8a74e5338df965a42df766d87

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
SignatureIP4OvmZHHOOtIrxxDC89p9Px9CD0ydd3BPuMeiQpZ/zifvPIpxeUQ2V0GsHXQfi8CzRXTI+xV9a7ftiHkhUsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:20.322449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097470
observed c01fd1022b75b2e65ce45c0d56dec7f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.305010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097470/manifest.json
observed 160053d7643b79c0e3a0a73737f13db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.288459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097470/publication.md
observed da056d5b7e42d7e2479bc36cd9f76b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.272750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097470/publication.txt
observed 167d4ff8012d13443596f3e382ec4dbf...
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.