Pith Number

pith:JDURKSJT

pith:2019:JDURKSJTY7447KQVYM3PIHPKRX

not attested not anchored not stored refs pending

Star Formation in Different Environments: The Initial Mass Function

B.F. Williams, D. Kim, J. R. Lu, M. Andersen, M.W. Hosek Jr., N.Z. Rui, P. Boyle, R.L. Beaton, S. Chakrabarti, T. Do

arxiv:1903.05107 v1 · 2019-03-12 · astro-ph.GA · 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{JDURKSJTY7447KQVYM3PIHPKRX}

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	2026-05-17T23:51:25.431104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48e9154933c7f9cfaa15c336f41dea8dd10782b73009d82d6f993203e21f8e70

Aliases

arxiv: 1903.05107 · arxiv_version: 1903.05107v1 · doi: 10.48550/arxiv.1903.05107 · pith_short_12: JDURKSJTY744 · pith_short_16: JDURKSJTY7447KQV · pith_short_8: JDURKSJT

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/JDURKSJTY7447KQVYM3PIHPKRX \
  | 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: 48e9154933c7f9cfaa15c336f41dea8dd10782b73009d82d6f993203e21f8e70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1541c950d9d3539d21c86ced329fe6dc285999d60d0d60d260bb69f34a6c6740",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-12T18:00:09Z",
    "title_canon_sha256": "556ee0ab06df16a0e5c471e6fc842f987f1f065d3dcf49d4d5600556d600d31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05107",
    "kind": "arxiv",
    "version": 1
  }
}