Pith Number

pith:YFZOJ5N4

pith:2013:YFZOJ5N4IGEP4MNO5L2TI4QUNO

not attested not anchored not stored refs pending

Modelling of the free-free absorption in the starburst galaxy M82 and the Sgr A Complex

Krzysztof T. Chyzy, Robert T. Drzazga, Wojciech S. Jurusik

arxiv:1305.6963 v1 · 2013-05-29 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFZOJ5N4IGEP4MNO5L2TI4QUNO}

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	2026-05-18T03:22:16.756501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c172e4f5bc4188fe31aeeaf53472146bafa402b88cefb0088b32f23e430c8401

Aliases

arxiv: 1305.6963 · arxiv_version: 1305.6963v1 · doi: 10.48550/arxiv.1305.6963 · pith_short_12: YFZOJ5N4IGEP · pith_short_16: YFZOJ5N4IGEP4MNO · pith_short_8: YFZOJ5N4

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/YFZOJ5N4IGEP4MNO5L2TI4QUNO \
  | 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: c172e4f5bc4188fe31aeeaf53472146bafa402b88cefb0088b32f23e430c8401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "528a54fda462abc0018f938bfb34fd2dffc7ef9cfce7901c51ca5225e3e5b2e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-05-29T21:49:42Z",
    "title_canon_sha256": "425341cdd97bdbd002b69a0679a6e89eb44208480c62ef6724be603761daf51a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6963",
    "kind": "arxiv",
    "version": 1
  }
}