OpenTechnical

OT-2026-000010005

Publication integrity record

Six cup vacuum gripper, six 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-2026-000010005) never changes.

Identity and time

Publication numberOT-2026-000010005 · never reused
Internal UUID01a0ae6b-cb79-7d65-93cf-5a9825748522 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010005
StatusPUBLIC

Content hashes

Canonical text2b0436e4817972de057e2dec2b72199bc5bcd704792c60df8bc25074adb9d748
Markdowneab763ce5007d10899bda60d6cf3d4a1bb0c369dd564fd4fca101d97e9c2261c
PDF
Publication page424168a3a2c70b8fe7d7471ca87b1066e3e6b8b56f6af758915f2a8910646513
Manifest4b12636b2839e96de5a4cacd43056dc4b7adf0a5e07841273b621ba004d207d6

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
Signaturekcdhtrjy7giIANapv+oWxHYFqyiLHYv9K6mR41inkXwrEHy970tIsmlX0PBAr5zk0wLgrXAqMeqMFIX5ROCKAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:03.349330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010005
observed 424168a3a2c70b8fe7d7471ca87b1066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.330223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010005/manifest.json
observed 4b12636b2839e96de5a4cacd43056dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.309662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010005/publication.md
observed eab763ce5007d10899bda60d6cf3d4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:03.290386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010005/publication.txt
observed 2b0436e4817972de057e2dec2b72199b...
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.