OpenTechnical

OT-2026-000008818

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000008818) never changes.

Identity and time

Publication numberOT-2026-000008818 · never reused
Internal UUID01a0ae6b-31b6-7ebd-bef1-36b96191a6e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008818
StatusPUBLIC

Content hashes

Canonical text3f34999dd066847b30123289e3372b7b210e4a0d53bb01b30ef4a07bf1bd780d
Markdown43a83a11b50ca609eb563badd94a007dbaca2f0eadcc0223961f8ba1d391d644
PDF
Publication page5220d35b93827501aed375df21e2a22062a58d53714ac43cdf3144d343534005
Manifest1cd68b58e08723777282d88d15fb85fdf32e95ce1a867ec5dd941a12951bdece

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
Signaturen8aTAhs/w8+SKn6t/5GLqXlojMfdRV98NgPRCOnnZWwlrE0AN4+f+erlVcOuVSOkQcIq6sn7WBbIe0c3KK0RCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:22.593510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008818
observed 5220d35b93827501aed375df21e2a220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.575917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008818/manifest.json
observed 1cd68b58e08723777282d88d15fb85fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.558547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008818/publication.md
observed 43a83a11b50ca609eb563badd94a007d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.540100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008818/publication.txt
observed 3f34999dd066847b30123289e3372b7b...
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.