Pith Number

pith:EM4SNRG7

pith:2013:EM4SNRG7IQ2X2FT2KQ5NYCPPSS

not attested not anchored not stored refs pending

The Deuterium Fractionation Timescale in Dense Cloud Cores: A Parameter Space Exploration

(2) Max-Planck-Institute for Extraterrestrial Physics (MPE), 3), (3) School of Physics, 4), (4) Dept. of Physics, (5) University of Bordeaux, 6), (6) CNRS, Astronomy, Floirac, France, France), Germany, Giessenbachstr, Jonathan C. Tan (1, LAB, Olli Sipil\"a (2) ((1) Dept. of Astronomy, Paola Caselli (2, Shuo Kong (1), University of Florida, University of Leeds, Valentine Wakelam (5

arxiv:1312.0971 v5 · 2013-12-03 · 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{EM4SNRG7IQ2X2FT2KQ5NYCPPSS}

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	2026-05-18T01:37:51.355972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

233926c4df44357d167a543adc09ef94a3120557f8574562e35f0f6d009f86c9

Aliases

arxiv: 1312.0971 · arxiv_version: 1312.0971v5 · doi: 10.48550/arxiv.1312.0971 · pith_short_12: EM4SNRG7IQ2X · pith_short_16: EM4SNRG7IQ2X2FT2 · pith_short_8: EM4SNRG7

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/EM4SNRG7IQ2X2FT2KQ5NYCPPSS \
  | 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: 233926c4df44357d167a543adc09ef94a3120557f8574562e35f0f6d009f86c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f165c8580439708a897bbb57a3b2c80adaca44c896a35d53ad67063f0554c2d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-12-03T22:41:47Z",
    "title_canon_sha256": "a604a8dd61674276a12691079063dbe979254fc96da73407b53073e7f8f3a942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0971",
    "kind": "arxiv",
    "version": 5
  }
}