Pith Number

pith:OQRICQPO

pith:2012:OQRICQPOXVFPNNCTFJKVWMQSFW

not attested not anchored not stored refs pending

Radiative transfer of energetic photons: X-rays and helium ionization in C2-Ray

Garrelt Mellema, Ilian T. Iliev, Martina M. Friedrich, Paul R. Shapiro

arxiv:1201.0602 v1 · 2012-01-03 · 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{OQRICQPOXVFPNNCTFJKVWMQSFW}

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	2026-05-18T01:58:58.635340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74228141eebd4af6b4532a555b32122db52ad40643fec1eebc2fd7b07c5e7eb0

Aliases

arxiv: 1201.0602 · arxiv_version: 1201.0602v1 · doi: 10.48550/arxiv.1201.0602 · pith_short_12: OQRICQPOXVFP · pith_short_16: OQRICQPOXVFPNNCT · pith_short_8: OQRICQPO

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/OQRICQPOXVFPNNCTFJKVWMQSFW \
  | 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: 74228141eebd4af6b4532a555b32122db52ad40643fec1eebc2fd7b07c5e7eb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c028c5394f1e129bb45a868225bf0281d40feb21c9461e5ac28890dfd798b829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-03T10:35:30Z",
    "title_canon_sha256": "756ecb9c64327b85f2dcc5af1ddefb2f13e67b45ce0612b4b5f2ea73e3d8ff6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0602",
    "kind": "arxiv",
    "version": 1
  }
}