OpenTechnical

OT-2026-000045985

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000045985) never changes.

Identity and time

Publication numberOT-2026-000045985 · never reused
Internal UUID01a0ae7d-8f89-7a00-aa6d-943065e58938 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045985
StatusPUBLIC

Content hashes

Canonical text8ee262c140d34173a37b9e135f4a9f57b8122e58b46f777a424637063646bea2
Markdown57874ba8efb33df2aed2733b92e2fa6a78ebf83df6c5aaef8237c961853d24df
PDF
Publication page644b988872192e77f082f539858052ac8b8edd5f65da4c65a61bd9f1389d5dae
Manifest509da4c76d4cd7f393e9a285eaced26d0877babab04350d3e5e690e906cb0864

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
Signaturen+2FM2oX6kuWLO0IcL6zHCTyMwer8EqQPvs5W0auxK4cjGBH+Gair0/hAmD5+zMmP/Wb+6W7St1huJrblqFOBw==
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

2026-09-17T11:09:58.861554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045985
observed 644b988872192e77f082f539858052ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.843616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045985/manifest.json
observed 509da4c76d4cd7f393e9a285eaced26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.825138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045985/publication.md
observed 57874ba8efb33df2aed2733b92e2fa6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.807889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045985/publication.txt
observed 8ee262c140d34173a37b9e135f4a9f57...
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.