OpenTechnical

OT-2026-000042846

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off after set-down, on a tool changer

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-2026-000042846) never changes.

Identity and time

Publication numberOT-2026-000042846 · never reused
Internal UUID01a0ae7a-c0d0-7be6-8e9e-40f460c96509 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042846
StatusPUBLIC

Content hashes

Canonical text847927b7c6385c7c7c19c6f102c5e50259679257641776a923dc41543679795e
Markdown0af83de25174a642197919795be3149200635181a0922db7567236cc25154161
PDF
Publication page818e1959dbee0f0542330db93679fe7149a442a8284d5ac37e408318dc29c2a7
Manifest8e67bd9bba7ca70c3628689714047b099605c1d028e51708177fbe5b9ff32c0a

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
SignatureV8/4x99NFJ2dnB6MUfnhnL+jrlXI0klbw2z2H5IWSqMkSngdlzSqmsngoWo4FI08CO+Fa6xUfS1EGXfAZ9eqCg==
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

2026-09-17T11:15:20.050706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042846
observed 818e1959dbee0f0542330db93679fe71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:20.031913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042846/manifest.json
observed 8e67bd9bba7ca70c3628689714047b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:20.011405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042846/publication.md
observed 0af83de25174a642197919795be31492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:19.991069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042846/publication.txt
observed 847927b7c6385c7c7c19c6f102c5e502...
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.