OpenTechnical

OT-2026-000068527

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000068527) never changes.

Identity and time

Publication numberOT-2026-000068527 · never reused
Internal UUID01a0ae90-2482-7b45-bd1f-ad9db6c8c777 · 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-2026-000068527
StatusPUBLIC

Content hashes

Canonical textd90b2d1e1627ae550dce6ed1cc62d06854e3f473cafb80b65f4916c2107b07a5
Markdown1f40a6ea5246d12b986c457f74b02d70f0dfb58f6c58ac572480e299facf63c9
PDF
Publication page8c11eec4a1a49a07f9b85e9d1aacaba5981243c6121ecc92aa3fc478a50ca3c9
Manifest7c8f6a43146db88ddc21778163a17321e2da84470b459f3d4e387ac06a7182ae

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
SignatureS+WWYp785fqPSIGMJxXDj+i/o6PVYrCtDyX3W1o74fA3IctrFMqyTc7Z5z96XXgqRx+YjGbY3r9eoVBcPEckBw==
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

2026-09-17T10:29:41.296697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068527
observed 8c11eec4a1a49a07f9b85e9d1aacaba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.280162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068527/manifest.json
observed 7c8f6a43146db88ddc21778163a17321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.263986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068527/publication.md
observed 1f40a6ea5246d12b986c457f74b02d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.247351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068527/publication.txt
observed d90b2d1e1627ae550dce6ed1cc62d068...
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.