OpenTechnical

OT-2026-000097785

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000097785) never changes.

Identity and time

Publication numberOT-2026-000097785 · never reused
Internal UUID01a0aea1-92f6-7ac1-bfce-c14bab61f3e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097785
StatusPUBLIC

Content hashes

Canonical text9cf237c25e9c3cab7d09758923ddf2150b6292d456cd4031270a41b32ec5ec0f
Markdown1b5464dcee40c1a43ec999e039a53d16721b4e86a8164874af91657e04b88ef8
PDF
Publication pagedf24e3ff0be5def8adb9f510c83d1e7081db17f9323c9f18b8ed9385d4d9f5c2
Manifest654947744aab9c89d27be489382bdb5f2c0aa7b6308a383280ff3f819071fe45

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
SignatureWyRctC/WQ7ffkZ9xY2H6kbJQ7Hf73Pc50lmsMGOhO3mUiqIOJauxggqiEfo2eBOv8JseR0QTYETmNoOFOos1DA==
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

2026-09-17T09:32:51.894659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097785
observed df24e3ff0be5def8adb9f510c83d1e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.874310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097785/manifest.json
observed 654947744aab9c89d27be489382bdb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.855345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097785/publication.md
observed 1b5464dcee40c1a43ec999e039a53d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:51.837379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097785/publication.txt
observed 9cf237c25e9c3cab7d09758923ddf215...
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.