OpenTechnical

OT-2026-000079249

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000079249) never changes.

Identity and time

Publication numberOT-2026-000079249 · never reused
Internal UUID01a0ae96-0b90-724c-a78f-467c8e8050de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079249
StatusPUBLIC

Content hashes

Canonical text39c6b37e7bdbd30bc290c7d421fa4ca4eb3a5eaf5adb448881261891d4688c03
Markdown00e01fb368acd44ffacfa11f27b6c85a8893f2c4e8cc755ef45bdeeaccf5dfdd
PDF
Publication pagedd320a3d8f9c84fc5da9c2c5d9b5079fe09359fd6a93ed26023957d8a21f353f
Manifest9ba6b8327ce159ad235fc1861786591a92f17cc03f2f5f43adcc83ae0f918267

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
SignatureYr6uR5OeaO9S1Iy25z3732wOZ664rk3xGeGxpT9LzgCBaUEB0deyaOYVUE6EefnI95thmKYStdKoZL3iUMgSBA==
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

2026-09-17T10:04:50.501015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079249
observed dd320a3d8f9c84fc5da9c2c5d9b5079f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.481937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079249/manifest.json
observed 9ba6b8327ce159ad235fc1861786591a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.463713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079249/publication.md
observed 00e01fb368acd44ffacfa11f27b6c85a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.447163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079249/publication.txt
observed 39c6b37e7bdbd30bc290c7d421fa4ca4...
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.