Pith Number

pith:O3V4MCWZ

pith:2015:O3V4MCWZFG6OENQ6D4JUWUP757

not attested not anchored not stored refs pending

The first Galaxy scale hunt for the youngest high-mass protostars

A. Duarte-Cabral, A. Palau, A. Traficante, B. Commercon, F. Motte, F. Schuller, F. Wyrowski, G. Fuller, H. Beuther, J. C. Tan, J. S. Urquhart, K. M. Menten, L. Bronfman, L. Testi, N. Peretto, S. Bontemps, S. Leurini, S. Longmore, T. Csengeri, Th. Henning

arxiv:1512.04522 v1 · 2015-12-13 · 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{O3V4MCWZFG6OENQ6D4JUWUP757}

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	2026-05-18T01:13:15.976611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76ebc60ad929bce2361e1f134b51ffefde285132322266c4626b13906f9213de

Aliases

arxiv: 1512.04522 · arxiv_version: 1512.04522v1 · doi: 10.48550/arxiv.1512.04522 · pith_short_12: O3V4MCWZFG6O · pith_short_16: O3V4MCWZFG6OENQ6 · pith_short_8: O3V4MCWZ

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/O3V4MCWZFG6OENQ6D4JUWUP757 \
  | 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: 76ebc60ad929bce2361e1f134b51ffefde285132322266c4626b13906f9213de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c898aa042862ce0982b423a3388f3b0c57ad061bdb57b5ff6e30f4acfcee761",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-13T17:21:06Z",
    "title_canon_sha256": "e15d8b0af3ee8298145e3273228a79e99e35386bc23c5fb70adf8a8f30a7ba4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04522",
    "kind": "arxiv",
    "version": 1
  }
}