Pith Number

pith:XQIRRVOH

pith:2013:XQIRRVOHKOOSYS5V7R2JG4AIHH

not attested not anchored not stored refs pending

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

Igor Chilingarian, Ivan Katkov, Nikolay Podorvanyuk

arxiv:1303.0897 v1 · 2013-03-05 · 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{XQIRRVOHKOOSYS5V7R2JG4AIHH}

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	2026-05-18T01:51:17.048572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc1118d5c7539d2c4bb5fc7493700839cd8f339cf62f9fdd5a60902e720f70ad

Aliases

arxiv: 1303.0897 · arxiv_version: 1303.0897v1 · doi: 10.48550/arxiv.1303.0897 · pith_short_12: XQIRRVOHKOOS · pith_short_16: XQIRRVOHKOOSYS5V · pith_short_8: XQIRRVOH

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/XQIRRVOHKOOSYS5V7R2JG4AIHH \
  | 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: bc1118d5c7539d2c4bb5fc7493700839cd8f339cf62f9fdd5a60902e720f70ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa706dee37b219405838657cdeec3c7b9ae9cdfd67acb1d1da12f4f3d337362",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-03-05T00:16:11Z",
    "title_canon_sha256": "800f0d916c4b952e7f8d2973ed2786152b47889566f03237f8d1d9f1331a0e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0897",
    "kind": "arxiv",
    "version": 1
  }
}