Pith Number

pith:R7V7VC2D

pith:2018:R7V7VC2DHXMTQH25V4PYHNMEK2

not attested not anchored not stored refs pending

Gas phase Elemental abundances in Molecular cloudS (GEMS) I. The prototypical dark cloud TMC 1

A. Fuente, A. Hacar, B. Commercon, B. M. Giuliano, B. Tercero, C. Kramer, D. Navarro, D. Ward-Thompson, E. Roueff, G. Mu\~noz-Caro, I. Jim\'enez-Serra, J. C. Loison, J. Kirk, J. Pineda, J. R. Goicoechea, Maikel Y. Ballester, M. Gerin, M. Tafalla, N. Marcelino, O. Roncero, P. Caselli, P. Gratier, P. J. Malinen, P. Rivi\'ere-Marichalar, R. Bachiller, R. Friesen, R. Mart\'in-Dom\'enech, S. Cazaux, S. Garc\'ia-Burillo, S. Trevi\~no-Morales, T. Alonso-Albi, T. Vidal, V. Lattanzi

arxiv:1809.04978 v2 · 2018-09-13 · 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{R7V7VC2DHXMTQH25V4PYHNMEK2}

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	2026-05-17T23:47:30.305471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8febfa8b433dd9381f5daf1f83b58456b33e971ec378aee7700f77b163985225

Aliases

arxiv: 1809.04978 · arxiv_version: 1809.04978v2 · doi: 10.48550/arxiv.1809.04978 · pith_short_12: R7V7VC2DHXMT · pith_short_16: R7V7VC2DHXMTQH25 · pith_short_8: R7V7VC2D

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/R7V7VC2DHXMTQH25V4PYHNMEK2 \
  | 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: 8febfa8b433dd9381f5daf1f83b58456b33e971ec378aee7700f77b163985225

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "545aeb6d6a0d8772e046c8b55755d1449bada7a03f915085128bc6e9ccfd6d1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-13T14:13:08Z",
    "title_canon_sha256": "54adf56770b8dac4c8c1796f7394b4ea9fe886de69252a94b00ca910bd42f29d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04978",
    "kind": "arxiv",
    "version": 2
  }
}