OpenTechnical

OT-2026-000064809

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000064809) never changes.

Identity and time

Publication numberOT-2026-000064809 · never reused
Internal UUID01a0ae8d-debb-7898-b93d-4a78da2c8b67 · 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-2026-000064809
StatusPUBLIC

Content hashes

Canonical textffa335ece0e78f58f652fc4ca35757cc0952935858845fea83ea7df56db14f5c
Markdown1db9f51c10e12811cbf07c15ad96498420a785573e5cfc228d2bacb403c74570
PDF
Publication pagedc93050b3dda91db84cf1f84cdd5a665c2b91c5f46d8b65cbea6a349059ea25b
Manifest4401720f3e4a31d08baf47cd532f09f441076bf503a7a527e235889f193b75cb

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
SignatureXmg0q+5MbUCSl0PiP1coAfI1FQBVLlJR50oocPa5Q3c+EVWDXZ0jV/mQLumRkXh3YQC0gDoGBk7FgnDi0X9VDw==
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

2026-09-17T10:35:42.713812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064809
observed dc93050b3dda91db84cf1f84cdd5a665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.695925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064809/manifest.json
observed 4401720f3e4a31d08baf47cd532f09f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.659093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064809/publication.md
observed 1db9f51c10e12811cbf07c15ad964984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:42.630593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064809/publication.txt
observed ffa335ece0e78f58f652fc4ca35757cc...
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.