OpenTechnical

OT-2026-000064707

Publication integrity record

Four cup vacuum gripper, four zone face, two 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-2026-000064707) never changes.

Identity and time

Publication numberOT-2026-000064707 · never reused
Internal UUID01a0ae8d-deb9-71dd-9255-756a428796be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064707
StatusPUBLIC

Content hashes

Canonical text1a4895c9a1191f1f3ece240343550c44a8a4b62d25164ca3604ddd1392e61659
Markdowne8d294c319db7ee85a2961bf95f1b75de2f547fb69db0ae8264b15b63b45aaea
PDF
Publication page35cca2f810b73e7a152593e58dc1c44c8d0a9981ab9e45987f329aa24593b3bd
Manifestc0305c23ce3b5ddc2ee109dc815082be2248c784ba6f262c13a769251a37b380

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
SignatureT+2UDk1N3CVp2W4KF6nE2LN8trvpidzJDiL53Pp7oCOeMGBit/YMnnYcl0HC/3Et6kntvNAZnnYQmJDYJq8EDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:34.704316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064707
observed 35cca2f810b73e7a152593e58dc1c44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:34.686447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064707/manifest.json
observed c0305c23ce3b5ddc2ee109dc815082be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:34.666921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064707/publication.md
observed e8d294c319db7ee85a2961bf95f1b75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:34.646233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064707/publication.txt
observed 1a4895c9a1191f1f3ece240343550c44...
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.