OpenTechnical

OT-2026-000043115

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000043115) never changes.

Identity and time

Publication numberOT-2026-000043115 · never reused
Internal UUID01a0ae7b-327a-74bf-adaf-caa23b1a9fcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043115
StatusPUBLIC

Content hashes

Canonical text4467ea4be8edab9f09d5b2bd27ad108e65bfb8bf633b1916281d0eb020c83a2d
Markdowna4b130bf2fac0ef7aada351883e858a8d2bf75071be2f4820eb2050270f9f847
PDF
Publication pagef2666e30c7e2c284f7e6c9e7d39acd6ac9e20065f21725e505d1d46375bfb887
Manifestf3323921087da2e89328fad481e45055beb14efc31c47d55ce3eda2416381924

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
SignatureoF8ebnFNCEF0HuEfC/KgjeJ2LZFQSSfMULnueaQnCvrXZWFpyTg1Jwuj5Jv25rOa6lfS2AQeOt9DDFW44ciNCw==
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

2026-09-17T11:13:32.544117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043115
observed f2666e30c7e2c284f7e6c9e7d39acd6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.526035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043115/manifest.json
observed f3323921087da2e89328fad481e45055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.508354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043115/publication.md
observed a4b130bf2fac0ef7aada351883e858a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.488957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043115/publication.txt
observed 4467ea4be8edab9f09d5b2bd27ad108e...
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.