Pith Number

pith:VDSA4Y6S

pith:2014:VDSA4Y6SU2N3L4NUKFHHI436CZ

not attested not anchored not stored refs pending

The initial mass function and star formation law in the outer disc of NGC 2915

C.D.P. Lagos, E.C. Elson, G.R. Meurer, H. Ford, J.K. Werk, John P. Blakeslee, S.M. Bruzzese

arxiv:1411.6674 v1 · 2014-11-24 · 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{VDSA4Y6SU2N3L4NUKFHHI436CZ}

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	2026-05-18T02:32:52.693444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8e40e63d2a69bb5f1b4514e74737e16706387ea7c3c311a282c42e8225fd1c6

Aliases

arxiv: 1411.6674 · arxiv_version: 1411.6674v1 · doi: 10.48550/arxiv.1411.6674 · pith_short_12: VDSA4Y6SU2N3 · pith_short_16: VDSA4Y6SU2N3L4NU · pith_short_8: VDSA4Y6S

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/VDSA4Y6SU2N3L4NUKFHHI436CZ \
  | 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: a8e40e63d2a69bb5f1b4514e74737e16706387ea7c3c311a282c42e8225fd1c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed7ab5d9a6080a1e5e048eddcf343fdaa55cf6fc487182dcd952bcbe4e92410f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-24T22:34:24Z",
    "title_canon_sha256": "66292805c3d072581b9f300209c291d488ccbecb34f3dea3e89247bea838b2f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6674",
    "kind": "arxiv",
    "version": 1
  }
}