OpenTechnical

OT-2026-000010967

Publication integrity record

Single bellows cup vacuum gripper, pump fed, 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-2026-000010967) never changes.

Identity and time

Publication numberOT-2026-000010967 · never reused
Internal UUID01a0ae6c-540e-7b4d-a978-e19cd1acead1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010967
StatusPUBLIC

Content hashes

Canonical texteee3e8d863bdf81932316aabbc92b2a8820648a4d86dc6160e94ed51103fed04
Markdown549c87c090da26d7825a91f67ca8423dd271363800c6d5f5fb57332321873633
PDF
Publication paged83e7e1779cba6e5115721bfc41ff49b43916cb5ddf4f12782055a1205fe741f
Manifestf42455ff50e5070e3c98643ef926c10af07debf36c3f00485fd9d60e42676aaa

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
SignatureIjmezpmPuU/AzHUJWy0reUXYeo3ThzHHIACF9Cg0aWF5dmQepw9kMWH2Eg30d3fArhsV+vmWJe5ZdrffbxbSBw==
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

2026-09-17T12:13:45.938203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010967
observed d83e7e1779cba6e5115721bfc41ff49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.913992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010967/manifest.json
observed f42455ff50e5070e3c98643ef926c10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.892982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010967/publication.md
observed 549c87c090da26d7825a91f67ca8423d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.867325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010967/publication.txt
observed eee3e8d863bdf81932316aabbc92b2a8...
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.