Pith Number

pith:DUCDHCAD

pith:2017:DUCDHCADQW2LEG3GCOH7GBBO6Y

not attested not anchored not stored refs pending

Testing the universality of the star formation efficiency in dense molecular gas

A. Roy, B. Ladjelate, H. Chen, J. Braine, N. Schneider, Ph. Andr\'e, S. Bontemps, V. K\"onyves, Y. Gao, Y. Shimajiri

arxiv:1705.00213 v1 · 2017-04-29 · 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{DUCDHCADQW2LEG3GCOH7GBBO6Y}

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	2026-05-18T00:38:02.829143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d0433880385b4b21b66138ff3042ef6182c5e6ac4a3304a2a03da67dcbd35c7

Aliases

arxiv: 1705.00213 · arxiv_version: 1705.00213v1 · doi: 10.48550/arxiv.1705.00213 · pith_short_12: DUCDHCADQW2L · pith_short_16: DUCDHCADQW2LEG3G · pith_short_8: DUCDHCAD

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/DUCDHCADQW2LEG3GCOH7GBBO6Y \
  | 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: 1d0433880385b4b21b66138ff3042ef6182c5e6ac4a3304a2a03da67dcbd35c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b1dd8f4be359876de25d6bc26e122eaa4c5bad6b36632d40cacd50e15aa87f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-29T16:41:53Z",
    "title_canon_sha256": "5890149571644c53a2f88f0324d3806bb8a3a9fcad48deb4a0a140a7ead76025"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00213",
    "kind": "arxiv",
    "version": 1
  }
}