OpenTechnical

OT-2026-000062503

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000062503) never changes.

Identity and time

Publication numberOT-2026-000062503 · never reused
Internal UUID01a0ae8c-0ac0-7520-89c0-bb514d93af81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062503
StatusPUBLIC

Content hashes

Canonical text3231b930bfe96799a59a0af2813ffc87e31a5431e256c24d079eb77abaa43601
Markdownbf068238178176dd9c6cdc91728d6f253cb83259cd614a9bd0986a38c675aa04
PDF
Publication page1778ebdcf63f6c1c165c1a7b57ae9cd871d8c9348b3997a966423271fa252960
Manifestd8cf2c94658c1afabf5b227cc89c2362265651365be990ffbaa62b0c1787cd03

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
SignatureQ5hLgxq880AlQQPStJ0xXvq0/xZL8MDMGYP329b3prXkoBmYGzGKm69+GRG5PT7Oj05NXiZ7dHxWmzqG1BOSBw==
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

2026-09-17T10:39:52.024422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062503
observed 1778ebdcf63f6c1c165c1a7b57ae9cd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:52.006629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062503/manifest.json
observed d8cf2c94658c1afabf5b227cc89c2362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.988056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062503/publication.md
observed bf068238178176dd9c6cdc91728d6f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:51.969537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062503/publication.txt
observed 3231b930bfe96799a59a0af2813ffc87...
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.