OpenTechnical

OT-2026-000038517

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038517) never changes.

Identity and time

Publication numberOT-2026-000038517 · never reused
Internal UUID01a0ae78-2d53-777a-a499-cbac415576ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038517
StatusPUBLIC

Content hashes

Canonical texte5a59b9d9c55b69ae02203234e25b01a12309a51f2b268cae196d1a9cb501cd7
Markdown4a75175f3e4306034d4de9873bf177708e4d324c749cee88441243bcd4f43396
PDF
Publication pagea14f4268313591d359a8f73ae1ea924118a0b64cac5e32def6b31db4d83a2fe1
Manifest16c55b97cda3341a7f35acfd0ed638afa6f0a7354a30731cb767ce0c7b9a3ba4

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
SignatureMa+lWXoqspePAPzU0XOXf4XIevEJl6GPHTs4cbG7h2QD4M2+q9qrw9lkNOJx4h33RK9cEiZI5is9fldktqwCCA==
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

2026-09-17T11:22:46.203784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038517
observed a14f4268313591d359a8f73ae1ea9241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.185426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038517/manifest.json
observed 16c55b97cda3341a7f35acfd0ed638af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.166526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038517/publication.md
observed 4a75175f3e4306034d4de9873bf17770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.147807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038517/publication.txt
observed e5a59b9d9c55b69ae02203234e25b01a...
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.