OpenTechnical

OT-2026-000010241

Publication integrity record

Single cup vacuum gripper, common isolation valve, 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-2026-000010241) never changes.

Identity and time

Publication numberOT-2026-000010241 · never reused
Internal UUID01a0ae6b-cb7b-7d99-a4a0-60c3ec7008cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010241
StatusPUBLIC

Content hashes

Canonical text82d711a0b775b4c71d8d26dbe827fa8ba32fde5f79d1182a6f23cb7d415323fa
Markdown728818a374d633c61a5913d6416bd2b87fd99fec84a011d73883c7fe27f9ab7b
PDF
Publication pageb3c299bf4a9bc8066f37affd6e1740b4bad277655d8a00fa947618613de9611a
Manifestf759b1daecf2fc2ddc88507567794ec4bd4235f2a58d636c34760febd5257e97

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
SignatureBStZnYtyhE9dPuCMbUtDawTOvba/IQTJW9YHlFcIjMpHmf5UDr8AFtwf9t8MIjjvai4ay5DoscOPSHtIHpppCQ==
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

2026-09-17T12:16:22.495363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010241
observed b3c299bf4a9bc8066f37affd6e1740b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.476817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010241/manifest.json
observed f759b1daecf2fc2ddc88507567794ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.458895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010241/publication.md
observed 728818a374d633c61a5913d6416bd2b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.438319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010241/publication.txt
observed 82d711a0b775b4c71d8d26dbe827fa8b...
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.