Pith Number

pith:PV6ZQ7XB

pith:2012:PV6ZQ7XB6W4EKSCV5HRIYNRZHO

not attested not anchored not stored refs pending

Isolated starless cores in IRDCs in the Hi-GAL survey

A. DiGiorgio, A. Whitworth, C. Battersby, D. Elia, D. Stamatellos, D. Ward-Thompson, E. Schisano, G. A. Fuller, H. A. Smith, J. C. Mottram, J. M. Kirk, L. A. Wilcock, M. A. Thompson, M. J. Griffin, M. Pestalozzi, N. Peretto, P. Martin, S. Molinari

arxiv:1205.1647 v1 · 2012-05-08 · 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{PV6ZQ7XB6W4EKSCV5HRIYNRZHO}

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	2026-05-18T01:57:36.740244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d7d987ee1f5b8454855e9e28c36393b988a684dd5ed1319547bd26d0cdad9ad

Aliases

arxiv: 1205.1647 · arxiv_version: 1205.1647v1 · doi: 10.48550/arxiv.1205.1647 · pith_short_12: PV6ZQ7XB6W4E · pith_short_16: PV6ZQ7XB6W4EKSCV · pith_short_8: PV6ZQ7XB

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/PV6ZQ7XB6W4EKSCV5HRIYNRZHO \
  | 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: 7d7d987ee1f5b8454855e9e28c36393b988a684dd5ed1319547bd26d0cdad9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b6c47436c0aa6e89d33530c3329d66d92eb0cf34e9ca8f1f87e6ea59da52bd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-05-08T09:52:27Z",
    "title_canon_sha256": "3477eca1bab9da5c230a3cfc78fbb10d691dd0cc4a136cebf0d5f5559243dffe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1647",
    "kind": "arxiv",
    "version": 1
  }
}