Pith Number

pith:DUXS4252

pith:2017:DUXS4252W6HVJ262G5R5KV4ISQ

not attested not anchored not stored refs pending

Cosmological evolution of the Nitrogen abundance

Elisabeth Vangioni, Irina Dvorkin, Joe Silk, Keith A. Olive, Paolo Molaro, Patrick Petitjean, Taysun Kimm, Yohan Dubois

arxiv:1710.10075 v2 · 2017-10-27 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DUXS4252W6HVJ262G5R5KV4ISQ}

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	2026-05-18T00:20:38.628746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d2f2e6bbab78f54ebda3763d55788941c0894c67fb7db7f4f7facc0d44e6e6f

Aliases

arxiv: 1710.10075 · arxiv_version: 1710.10075v2 · doi: 10.48550/arxiv.1710.10075 · pith_short_12: DUXS4252W6HV · pith_short_16: DUXS4252W6HVJ262 · pith_short_8: DUXS4252

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/DUXS4252W6HVJ262G5R5KV4ISQ \
  | 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: 1d2f2e6bbab78f54ebda3763d55788941c0894c67fb7db7f4f7facc0d44e6e6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5203614c6bb00f3abbab991e211c1af121cd5cbe6a65ed568dc338f397ca2b1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-27T11:03:29Z",
    "title_canon_sha256": "6255bd1c60d12e8dd1a0484d7d2271773ccb183ead43d41c6762b27bda915fb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.10075",
    "kind": "arxiv",
    "version": 2
  }
}