OpenTechnical

OT-2026-000083276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump 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-2026-000083276) never changes.

Identity and time

Publication numberOT-2026-000083276 · never reused
Internal UUID01a0ae97-c963-7c66-9909-b129e673da12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083276
StatusPUBLIC

Content hashes

Canonical text4819d7817e422e3a0b6b44f4e6985bf59c70a29b489252256d48cc787f275fdf
Markdown6a05678679978a2a2761035c908f31ced392a2364c0cdd918544049e3dddc08e
PDF
Publication page77075118801ca4cfd00ab0712428fd94d62e436cfbc725f9eba44adca17acbb3
Manifest05c38f40f6111c987419766f55c019a827c50cd78ab90d765be897d35355c4fe

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
SignatureKV/kN6l8O+qplX82t+LVlA3xbriLa/D82rV0h2aR4ZifzNH0plcbQU2lyMizszC7N0rYVSyu9z4XntJbcF93Cg==
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

2026-09-17T09:01:23.126639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083276
observed 77075118801ca4cfd00ab0712428fd94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.107556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083276/manifest.json
observed 05c38f40f6111c987419766f55c019a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.086012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083276/publication.md
observed 6a05678679978a2a2761035c908f31ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.067506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083276/publication.txt
observed 4819d7817e422e3a0b6b44f4e6985bf5...
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.