Pith Number

pith:5IEUSTV6

pith:2022:5IEUSTV6NL4VCHU6K27UTVMVMQ

not attested not anchored not stored refs pending

A Machine Learning Approach to Enhancing eROSITA Observations

Arya Farahi, August Evrard, Daisuke Nagai, John Soltis, John Wu, John ZuHone, Matthew Ho, Michelle Ntampaka

arxiv:2207.14324 v2 · 2022-07-28 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IEUSTV6NL4VCHU6K27UTVMVMQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:17:47.262018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea09494ebe6af9511e9e56bf49d5956419079a3caa5de0df6be935f164956d00

Aliases

arxiv: 2207.14324 · arxiv_version: 2207.14324v2 · doi: 10.48550/arxiv.2207.14324 · pith_short_12: 5IEUSTV6NL4V · pith_short_16: 5IEUSTV6NL4VCHU6 · pith_short_8: 5IEUSTV6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5IEUSTV6NL4VCHU6K27UTVMVMQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ea09494ebe6af9511e9e56bf49d5956419079a3caa5de0df6be935f164956d00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a031be7eaab73096e30a680ab4c52e25c9c8701b105b65967eb41914ee1b1cca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-07-28T18:02:11Z",
    "title_canon_sha256": "cb9545645c6d18c3b23ba477b2830cd0d79285328f0f572a1af7a9457bfdf91a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.14324",
    "kind": "arxiv",
    "version": 2
  }
}