Pith Number

pith:6ROFZR7E

pith:2014:6ROFZR7EE4D5NM7A53LXKKRN6N

not attested not anchored not stored refs pending

Chemical evolution of the bulge of M31: predictions about abundance ratios

E. Spitoni, F. Matteucci, G. A. Lanfranchi, M. M. Marcon-Uchida, V. Grieco

arxiv:1410.7257 v1 · 2014-10-27 · 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{6ROFZR7EE4D5NM7A53LXKKRN6N}

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	2026-05-18T01:41:39.662799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f45c5cc7e42707d6b3e0eed7752a2df373b91cbcdc6446883e7f9e99594f2c2c

Aliases

arxiv: 1410.7257 · arxiv_version: 1410.7257v1 · doi: 10.48550/arxiv.1410.7257 · pith_short_12: 6ROFZR7EE4D5 · pith_short_16: 6ROFZR7EE4D5NM7A · pith_short_8: 6ROFZR7E

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/6ROFZR7EE4D5NM7A53LXKKRN6N \
  | 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: f45c5cc7e42707d6b3e0eed7752a2df373b91cbcdc6446883e7f9e99594f2c2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3a60b9cd0a70b9f94a5e4cdcaad20fe87db3393552eb9bd5cfdb3afbf97f5e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-10-27T14:36:30Z",
    "title_canon_sha256": "482ab36230217e9768bd7725f0ef4108eab4e3a0c5f36d7212aa043ec06a1d53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7257",
    "kind": "arxiv",
    "version": 1
  }
}