Pith Number

pith:NM7MTSGO

pith:2013:NM7MTSGOOT72JL7TF7B253HTHK

not attested not anchored not stored refs pending

SDC13 infrared dark clouds: Longitudinally collapsing filaments?

B.R. R\"ock, C. Lenfestey, D. Arzoumanian, F.A. Olguin, G.A. Fuller, G.-x. Li, H. de Villiers, J.P. Guzman Fernandez, J. Williams, N. Peretto, Ph. Andr\'e, S. Bardeau, S. Duarte Puertas, V.M. Rivilla

arxiv:1311.0203 v1 · 2013-11-01 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NM7MTSGOOT72JL7TF7B253HTHK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:46:39.979335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b3ec9c8ce74ffa4aff32fc3aeecf33a816e396c8b49b365f1b21959df84cc2a

Aliases

arxiv: 1311.0203 · arxiv_version: 1311.0203v1 · doi: 10.48550/arxiv.1311.0203 · pith_short_12: NM7MTSGOOT72 · pith_short_16: NM7MTSGOOT72JL7T · pith_short_8: NM7MTSGO

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/NM7MTSGOOT72JL7TF7B253HTHK \
  | 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: 6b3ec9c8ce74ffa4aff32fc3aeecf33a816e396c8b49b365f1b21959df84cc2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c13220ad8b019ad2565fa9e684e7e4ff0fac1a9eb205e0353b9f0916fe59ad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-11-01T15:09:42Z",
    "title_canon_sha256": "6953c9c1cfeb7804ec0cb8d96ad5a1f80cdf074fdb88ea68ffde56e8a20e5ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0203",
    "kind": "arxiv",
    "version": 1
  }
}