Pith Number

pith:6W55VYGI

pith:2011:6W55VYGIYPK6X6CF55P2QIIXPK

not attested not anchored not stored refs pending

Searching for initial mass function variations in resolved stellar populations

Kevin R. Covey, Michael R. Meyer, Nate Bastian

arxiv:1107.4571 v1 · 2011-07-22 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6W55VYGIYPK6X6CF55P2QIIXPK}

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	2026-05-18T04:17:03.760704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5bbdae0c8c3d5ebf845ef5fa821177ab1751c6477acad9f6fc94cb1e90b1662

Aliases

arxiv: 1107.4571 · arxiv_version: 1107.4571v1 · doi: 10.48550/arxiv.1107.4571 · pith_short_12: 6W55VYGIYPK6 · pith_short_16: 6W55VYGIYPK6X6CF · pith_short_8: 6W55VYGI

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/6W55VYGIYPK6X6CF55P2QIIXPK \
  | 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: f5bbdae0c8c3d5ebf845ef5fa821177ab1751c6477acad9f6fc94cb1e90b1662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac23a2183b0aea74e8cced622f9cf97ec4cedb3d6df9c07535339fec2c0d88b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-22T16:46:46Z",
    "title_canon_sha256": "320cd5431d08075d195c747dc933610031cba7dfd5b3b254367d558f08b8c13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4571",
    "kind": "arxiv",
    "version": 1
  }
}