OpenTechnical

OT-2026-000100912

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100912) never changes.

Identity and time

Publication numberOT-2026-000100912 · never reused
Internal UUID01a0aea3-c376-762d-b0a9-3eda8443264c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100912
StatusPUBLIC

Content hashes

Canonical text3ff9bf9e023c53627ec3f603cc18dd770ddab94115d42636e4b100f7f8874f55
Markdown26708fe8b63079533d18063c9fc87ec1d257a25403075ae9c04f4ac5cd55cd46
PDF
Publication page0a9a40f210ee1bfdb39455cf7a79d980eb28e3e6249aa0e3403c26324a051fa2
Manifeste30fa8c27b2faa521396acb127d168bb7a3ea7f0f8c8489eac0d577b2931b23c

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
Signature94Ha9MKxF3fpID3aWBkr2t6/Pdp/3j+TkjdGQK2yVUqMDXObMrVgLmVx5S+YeJX54z4mFD+m7cKdKY/5QvDECg==
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

2026-09-17T09:26:24.590120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100912
observed 0a9a40f210ee1bfdb39455cf7a79d980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.570402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100912/manifest.json
observed e30fa8c27b2faa521396acb127d168bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.554209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100912/publication.md
observed 26708fe8b63079533d18063c9fc87ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.537486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100912/publication.txt
observed 3ff9bf9e023c53627ec3f603cc18dd77...
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.