OpenTechnical

OT-2026-000098272

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line 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-2026-000098272) never changes.

Identity and time

Publication numberOT-2026-000098272 · never reused
Internal UUID01a0aea1-e964-7488-848f-77959516a8a1 · 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-2026-000098272
StatusPUBLIC

Content hashes

Canonical text75b2c08e6347615541a2c8e60cebbaa84ec0f491e6214fe9c247cc4a19bb2adb
Markdownfa838dd0c5d0f10c1679490ea86e222d556b2cb5a6290921d91ae716cb6851ab
PDF
Publication page4f8276cdaedb5e47c07593279ce7178dd1535c88e92bae661b8c914d79073e86
Manifest349ae2be4430fa3a1a57cff4d49e18864e6e609d5f2f199419d91cb7ce0304b3

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
SignatureHUqXm99A15tdOz12BvlRHYE34ZEDB81ncOi09KaZDecql5piGT9xQBsVh2dkRB2P4osAInPFnjhtgcZTVms7BA==
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

2026-09-17T09:31:27.986055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098272
observed 4f8276cdaedb5e47c07593279ce7178d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.964416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098272/manifest.json
observed 349ae2be4430fa3a1a57cff4d49e1886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.945579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098272/publication.md
observed fa838dd0c5d0f10c1679490ea86e222d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.928211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098272/publication.txt
observed 75b2c08e6347615541a2c8e60cebbaa8...
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.