Pith Number

pith:NVUP6H5M

pith:2014:NVUP6H5MRSEB4PPOE4SEZZPBRC

not attested not anchored not stored refs pending

Carbon and oxygen abundances from recombination lines in low-metallicity star-forming galaxies. Implications for chemical evolution

A. Mesa-Delgado, A. R. L\'opez-S\'anchez, C. Esteban, F. Bresolin, J. Garc\'ia-Rojas, L. Carigi, M. Peimbert

arxiv:1406.3986 v2 · 2014-06-16 · 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{NVUP6H5MRSEB4PPOE4SEZZPBRC}

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	2026-05-18T01:42:56.584849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d68ff1fac8c881e3dee27244ce5e1888f65287d3052724b06c3fc902e92dff3

Aliases

arxiv: 1406.3986 · arxiv_version: 1406.3986v2 · doi: 10.48550/arxiv.1406.3986 · pith_short_12: NVUP6H5MRSEB · pith_short_16: NVUP6H5MRSEB4PPO · pith_short_8: NVUP6H5M

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/NVUP6H5MRSEB4PPOE4SEZZPBRC \
  | 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: 6d68ff1fac8c881e3dee27244ce5e1888f65287d3052724b06c3fc902e92dff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b54085a245e62c105ba8aa7ac8443ef8f756a1f123dca445b156ba698a3e3a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-16T11:55:39Z",
    "title_canon_sha256": "e1d41a5e47ca9cb5e75d78155482e13c9a67b0693c4806ae97b2cd706e8c54a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3986",
    "kind": "arxiv",
    "version": 2
  }
}