OpenTechnical

OT-2026-000014911

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000014911) never changes.

Identity and time

Publication numberOT-2026-000014911 · never reused
Internal UUID01a0ae6d-d095-77d4-80d5-6831f9dd251f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014911
StatusPUBLIC

Content hashes

Canonical textaa14f1922174e650f405cfc7cbb0a5dbf8e1e99a7cbbd6db2113250a8cc2db01
Markdown3d9664b5239db5c3d0f0673ce3d1a34097c1835fe7312f4548f6d6b9ee7134c6
PDF
Publication pagedac18e936f55503db2dee21ff0c1cdf244a6570664306d9c90e0db8feada1707
Manifest7087ac5298cd727a6345f683e8886dae32fe38cfedd5806ecff41233b69856ff

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
SignatureK59Eg7Rv6JPVW/v1soVSPQz3nN2r87Chzqaf3YLi7Z8tmzoLzb+nHlQP7zYmJIbhQJopoNvCkF8OUP+zdDGbBA==
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

2026-09-17T12:06:50.749195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014911
observed dac18e936f55503db2dee21ff0c1cdf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.731091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014911/manifest.json
observed 7087ac5298cd727a6345f683e8886dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.711756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014911/publication.md
observed 3d9664b5239db5c3d0f0673ce3d1a340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:50.693778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014911/publication.txt
observed aa14f1922174e650f405cfc7cbb0a5db...
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.