Pith Number

pith:4MXYZNVO

pith:2016:4MXYZNVOFZ3U3LFO7NVPZGUMTX

not attested not anchored not stored refs pending

Chemical abundances and kinematics of barium stars

C.B. Pereira, C. Chavero, D.B. de Castro, E. Jilinski, F. Roig, J.V. Sales Silva, N.A. Drake

arxiv:1604.03031 v1 · 2016-04-11 · 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{4MXYZNVOFZ3U3LFO7NVPZGUMTX}

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	2026-05-18T01:16:12.902340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e32f8cb6ae2e774dacaefb6afc9a8c9dd0759c1b09724af14cf8fb70f651f476

Aliases

arxiv: 1604.03031 · arxiv_version: 1604.03031v1 · doi: 10.48550/arxiv.1604.03031 · pith_short_12: 4MXYZNVOFZ3U · pith_short_16: 4MXYZNVOFZ3U3LFO · pith_short_8: 4MXYZNVO

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/4MXYZNVOFZ3U3LFO7NVPZGUMTX \
  | 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: e32f8cb6ae2e774dacaefb6afc9a8c9dd0759c1b09724af14cf8fb70f651f476

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4372a90d94c72aa0299bfb550616c5f2e59e6b23861c398eceda89a55aa30d03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-04-11T17:03:12Z",
    "title_canon_sha256": "bb8c37a62b03c8db7372c879b23ba4c6a02e7b9ec06b4fe1d5340be85ccb0b73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03031",
    "kind": "arxiv",
    "version": 1
  }
}