OpenTechnical

OT-2026-000027095

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, pulsed blow-off before 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-2026-000027095) never changes.

Identity and time

Publication numberOT-2026-000027095 · never reused
Internal UUID01a0ae72-3453-7ee4-bc32-6c84180c2a1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027095
StatusPUBLIC

Content hashes

Canonical text87f1f556b646b1660c399e6c34b623c1ac3338536fafeef8c7660aad3f810127
Markdown5ccd0ce082c3261cc9cba96635781f0a6f0e597e7450cf2fee5e070c5bb49dca
PDF
Publication page6722f71d1d0e498ea41715048228d1e926f1659db34dec79dda63f24fa6f9dcf
Manifestade4aa89c881eea39646255837e32cb4c5c71081bfc77e9396412b06705e083b

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
SignaturePVrNc8yCyW8zY48chcbLYB+tzBgfPME1Uij0eEsANFn5MV9zZjadvD+GhFin2+vTyRQqrk5faCpcPBsT+ZwxCg==
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

2026-09-17T11:43:51.772719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027095
observed 6722f71d1d0e498ea41715048228d1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.754492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027095/manifest.json
observed ade4aa89c881eea39646255837e32cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.738394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027095/publication.md
observed 5ccd0ce082c3261cc9cba96635781f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.722604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027095/publication.txt
observed 87f1f556b646b1660c399e6c34b623c1...
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.