OpenTechnical

OT-2026-000098270

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, 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-2026-000098270) never changes.

Identity and time

Publication numberOT-2026-000098270 · never reused
Internal UUID01a0aea1-e964-75db-bc4e-0ab96e3442e7 · 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-2026-000098270
StatusPUBLIC

Content hashes

Canonical text00cf29916a4858c6eefe810279d29928d6fc492cddb29ca141f827ad0196fb0a
Markdown6c562d030f4d6de6222199678f89d5674ce0be67980de5d8939c8d2a2ee10555
PDF
Publication page89ed2ac49a56488c7ceb11de49168d4352b3e535d903ed4ee35e0d5026de5ca6
Manifest32aeb577eab162126e09d33586adce8da3cb37e37f665ad07f745ea2bb1bca45

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
SignatureU0JxF55cmCS5rzt7nBwRrao1FxO769fTzizFDMU+IZMqsWwtb5yZ6ucsJ9cj41U4KtsA9HoJZDGrQtaVwq5cAg==
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

2026-09-17T09:31:27.833191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098270
observed 89ed2ac49a56488c7ceb11de49168d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.816126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098270/manifest.json
observed 32aeb577eab162126e09d33586adce8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.798042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098270/publication.md
observed 6c562d030f4d6de6222199678f89d567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.778555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098270/publication.txt
observed 00cf29916a4858c6eefe810279d29928...
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.