OpenTechnical

OT-2026-000098901

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold 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-2026-000098901) never changes.

Identity and time

Publication numberOT-2026-000098901 · never reused
Internal UUID01a0aea2-8286-749c-ab03-679f574a81d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098901
StatusPUBLIC

Content hashes

Canonical textd5d0ca7442d9eb494412052d93161f505cfc8f921fb484fe850a2e8c178108cd
Markdownca7f91f99fa4b7e90c6de7b36f4c00ae15917cbecead747af02c4f281a532783
PDF
Publication pagea33a5b891ad28e53bc1197cb9f6c70f574e823a8840602cf2b1247b7c74bcddc
Manifesta0a270373f757bb42850694fc10b994c555c1aab120eb2243d2fd03bb9a80aba

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
SignaturezGcnP35U7WUz2wxGbCamQ7pw/LjJwRyrXPIyMC+ICz24mu4btu5DN1vNNGWO2A2WaxDFQLTa4zjheEbguOX0AQ==
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

2026-09-17T09:29:57.501002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098901
observed a33a5b891ad28e53bc1197cb9f6c70f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.483516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098901/manifest.json
observed a0a270373f757bb42850694fc10b994c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.466462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098901/publication.md
observed ca7f91f99fa4b7e90c6de7b36f4c00ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.449512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098901/publication.txt
observed d5d0ca7442d9eb494412052d93161f50...
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.