OpenTechnical

OT-2026-000045855

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000045855) never changes.

Identity and time

Publication numberOT-2026-000045855 · never reused
Internal UUID01a0ae7d-8f06-7e86-9399-6541f2c742a4 · 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-2026-000045855
StatusPUBLIC

Content hashes

Canonical text06be94988ef822ec9775af36078ae8cc77e41f4556c0b486dd667bf463c2b659
Markdowne279ac7858c259676be1b807f4e61ac882444f5a1e167ee79e5b17ffbfe0a079
PDF
Publication page79443b1bfd909b9cdc4171ebfe0f19d71e54ab473a1491bfafab01dd565fbf48
Manifestafefe42bf53148b772cf0702b39b8e7932f59db641dfe7eb3be26c9a139a855e

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
Signature1UOflP6NhHh0nlUrTXikCvkSl5KawgKOPd2i6vxd8Xtxlo1h+A1YlolDvfbDGX7XxpgePiyq5kXJG3esyN6TDw==
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

2026-09-17T11:09:44.237888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045855
observed 79443b1bfd909b9cdc4171ebfe0f19d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.219439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045855/manifest.json
observed afefe42bf53148b772cf0702b39b8e79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.199844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045855/publication.md
observed e279ac7858c259676be1b807f4e61ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.179854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045855/publication.txt
observed 06be94988ef822ec9775af36078ae8cc...
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.