OpenTechnical

OT-2026-000068260

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000068260) never changes.

Identity and time

Publication numberOT-2026-000068260 · never reused
Internal UUID01a0ae90-247f-712d-8402-df6e48571d5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068260
StatusPUBLIC

Content hashes

Canonical text898bcbfb4e080f7965d56d472192223c3bc3578116de7aa295469dc22e94bfff
Markdowne6211ce90ad3b0c6889452b6f09648aa96796d1758a74e612d441e6b0eda725d
PDF
Publication pagea7a271fbc3a7ae4bcb097e9bd18dd21acc6e362dfa911598cfe73e4a1eae76ef
Manifestd848c3257740f88218ff58cb7819c37bbf62a7e651686d625b6ff02f95b18870

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
Signature6fZ7OlQ/mHzdhwmKaiGAWyFa8BIj5PidzjuP8n+XwjNC7Vu0DQ2MMYJxT7KeHNa6jfn6DD5wUuUOw5QBe5VLDw==
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

2026-09-17T10:29:17.064014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068260
observed a7a271fbc3a7ae4bcb097e9bd18dd21a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.046327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068260/manifest.json
observed d848c3257740f88218ff58cb7819c37b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.028882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068260/publication.md
observed e6211ce90ad3b0c6889452b6f09648aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.009171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068260/publication.txt
observed 898bcbfb4e080f7965d56d472192223c...
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.