OpenTechnical

OT-2026-000098369

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000098369) never changes.

Identity and time

Publication numberOT-2026-000098369 · never reused
Internal UUID01a0aea1-e965-7be0-a59d-36834c20960c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098369
StatusPUBLIC

Content hashes

Canonical text52827bb55080b55a8383203c9c370d7e9228128f5304743ec1031c7b814aa26d
Markdown71da306cf3d713db0b78ab3125b140ba22b03893705c0491577791ec149a6a04
PDF
Publication page909ef4f44dc387fe8ea69d3f36642177bd4fb64d4f65bd270c1adb03b5a05dfb
Manifest00a6c46280e24545e3ba8021d7e4fa67d27fa0b38f282b8d2517b30f6dfa27f1

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
SignaturezznOUnX1A5igpkySimpRf8dSAUtwu2v8Gs4n0aE5kKFw5xp3aJX2PxqE4AhWI5cIatBsuoPHCKVOJ+zjQWu5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:06.279347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098369
observed 909ef4f44dc387fe8ea69d3f36642177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.262793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098369/manifest.json
observed 00a6c46280e24545e3ba8021d7e4fa67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.245265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098369/publication.md
observed 71da306cf3d713db0b78ab3125b140ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.226890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098369/publication.txt
observed 52827bb55080b55a8383203c9c370d7e...
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.