OpenTechnical

OT-2026-000092750

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092750) never changes.

Identity and time

Publication numberOT-2026-000092750 · never reused
Internal UUID01a0ae9d-b600-7680-bd55-fb65fcdce609 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092750
StatusPUBLIC

Content hashes

Canonical textc9c7887dd759675f0521b85cc78836fba42c37d93a61d0d1d96aacc3d5afe7ba
Markdown63701821df7a6bffff26e927b8c76eb9f86b7bcbb5c243967e215bd3e916e748
PDF
Publication pagec395476c5892e2f1dba10df135ffce4759255e8b9f84c8c7dad0d4131c4eface
Manifest4682a731d7c1603d0bd55547fe6519a7dce77a2a91843f4bd0d11fb836118db1

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
SignatureGgg8lH2geMLWB0diRGgcaYvgqbZroMvCysk7OHL+KVwdcXJYH6c7gT/NZ/Xh60cJhJaMcQmGKmzgJpERY+gLAA==
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

2026-09-17T09:41:22.717973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092750
observed c395476c5892e2f1dba10df135ffce47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.700968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092750/manifest.json
observed 4682a731d7c1603d0bd55547fe6519a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.684592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092750/publication.md
observed 63701821df7a6bffff26e927b8c76eb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.667567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092750/publication.txt
observed c9c7887dd759675f0521b85cc78836fb...
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.