OpenTechnical

OT-2026-000058218

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000058218) never changes.

Identity and time

Publication numberOT-2026-000058218 · never reused
Internal UUID01a0ae88-6edb-772c-b26d-2069a46f2ed4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058218
StatusPUBLIC

Content hashes

Canonical text6d89590534a5cf5730337d38b9407353795cf162bc1eae53e8e70842e75d6a84
Markdown225253c5c4ea9f2b6d2876469816de79317e9b1f8014b467f39399b8d17bd49c
PDF
Publication page13df4e6858cbe8887a5f5db3e0bf5665d9c816c5e638b505b69a7d02fe544ca4
Manifesta180eda593dcb32ddfa2f2a4577f1b40a57a320c55c853dfa9b5975dbc528bc8

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
SignaturewoguJOIlR/D96P70+AYuRx59xDog3Eg/YJmkh7j9DALwiBNkbVhAOctcjVSGJRR1e/86U/TyPsVRVH4LLY0jAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:53.143165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058218
observed 13df4e6858cbe8887a5f5db3e0bf5665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.123516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058218/manifest.json
observed a180eda593dcb32ddfa2f2a4577f1b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.099312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058218/publication.md
observed 225253c5c4ea9f2b6d2876469816de79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.076639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058218/publication.txt
observed 6d89590534a5cf5730337d38b9407353...
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.