OpenTechnical

OT-2026-000084218

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000084218) never changes.

Identity and time

Publication numberOT-2026-000084218 · never reused
Internal UUID01a0ae98-5b60-7b76-a070-aa914718fd27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084218
StatusPUBLIC

Content hashes

Canonical textfeeda66a9723572415eb35ff0e828dfbde54690fb83a385a0d09a327bf1a0226
Markdown0b68728b6ed798b5fc36c34cc19501198dbb6aba0855c719c1fb03c5248640e3
PDF
Publication page5e9b2253cbe8fc69d6128a6a4031e6f5a21140354d30f76c462d392d64cc23fd
Manifest7d841ae5f4cb4327fd147ad84a2f9d56d52bfcf545c3b0de97fdf93d50acee94

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
SignaturevFy4rj5AF5rZgmDmhAR+lhMIrxziWECML/UwSLGid56ShZ0nsfIXCAk8q0aYnvki3eowQZQTeV/RfUjN9YhXCA==
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

2026-09-17T09:56:00.388092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084218
observed 5e9b2253cbe8fc69d6128a6a4031e6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.370808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084218/manifest.json
observed 7d841ae5f4cb4327fd147ad84a2f9d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.353912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084218/publication.md
observed 0b68728b6ed798b5fc36c34cc1950119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:00.335503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084218/publication.txt
observed feeda66a9723572415eb35ff0e828dfb...
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.