Pith Number

pith:A4XCFJUH

pith:2013:A4XCFJUHJIGUYM6QRTWCB5LJTH

not attested not anchored not stored refs pending

The new technique for the determination of the stellar initial mass function of unresolved stellar populations

I. Chilingarian, I. Katkov, N. Podorvanyuk

arxiv:1301.5753 v1 · 2013-01-24 · astro-ph.IM · 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{A4XCFJUHJIGUYM6QRTWCB5LJTH}

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	2026-05-18T03:35:37.514162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

072e22a6874a0d4c33d08cec20f56999c185d2354449b286762dae978fd5d759

Aliases

arxiv: 1301.5753 · arxiv_version: 1301.5753v1 · doi: 10.48550/arxiv.1301.5753 · pith_short_12: A4XCFJUHJIGU · pith_short_16: A4XCFJUHJIGUYM6Q · pith_short_8: A4XCFJUH

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/A4XCFJUHJIGUYM6QRTWCB5LJTH \
  | 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: 072e22a6874a0d4c33d08cec20f56999c185d2354449b286762dae978fd5d759

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56f5c9423ff295b5ce6ed55209b9c5df76945c5e93c490d57f3a0f9762851af1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-01-24T11:14:01Z",
    "title_canon_sha256": "899385f374e79f9831bd3afc1abd3b7262fff78a0682d0987b7a29af1dfb9642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5753",
    "kind": "arxiv",
    "version": 1
  }
}