OpenTechnical

OT-2026-000015709

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000015709) never changes.

Identity and time

Publication numberOT-2026-000015709 · never reused
Internal UUID01a0ae6e-0c4b-717d-b8d3-4547de418d8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015709
StatusPUBLIC

Content hashes

Canonical text69ea9769ef66fc215d106aa85fcf2646796d9daf7bf12a85575b7a4fbb0f41aa
Markdown02825e1ef31c2f466e2b1c770028541f195fcc4d3d9f4e79dcf79c9be74ee556
PDF
Publication page094f2782a461ff5feeff96ff994aa2cb60d43eef1764986e9134e27690129405
Manifestdd6f3688257d11e7e4cd3bc176992019be9b9e9e24dc2efca1010c7a15123b1a

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
Signature/C46CCbv1olCJSpPa3OcNLt+5b55j+UXu32ZQlVriCA8Nv3csciwI17K1u/SLf22iTTjaJ8GKt7nM/Rlt6WBAQ==
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

2026-09-17T12:04:59.373939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015709
observed 094f2782a461ff5feeff96ff994aa2cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.354162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015709/manifest.json
observed dd6f3688257d11e7e4cd3bc176992019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.336213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015709/publication.md
observed 02825e1ef31c2f466e2b1c770028541f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.319095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015709/publication.txt
observed 69ea9769ef66fc215d106aa85fcf2646...
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.