Pith Number

pith:IYRUINEJ

pith:2019:IYRUINEJ35IILFHZKW2OJYFVSS

not attested not anchored not stored refs pending

Mixing-length calibration from field stars. An investigation on statistical errors, systematic biases, and spurious metallicity trends

G. Valle, M. Dell'Omodarme, P.G. Prada Moroni, S. Degl'Innocenti

arxiv:1902.02272 v1 · 2019-02-06 · 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{IYRUINEJ35IILFHZKW2OJYFVSS}

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	2026-05-17T23:52:02.834852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4623443489df508594f955b4e4e0b594a02ff16317a62b58ecbe54127308f1b0

Aliases

arxiv: 1902.02272 · arxiv_version: 1902.02272v1 · doi: 10.48550/arxiv.1902.02272 · pith_short_12: IYRUINEJ35II · pith_short_16: IYRUINEJ35IILFHZ · pith_short_8: IYRUINEJ

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/IYRUINEJ35IILFHZKW2OJYFVSS \
  | 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: 4623443489df508594f955b4e4e0b594a02ff16317a62b58ecbe54127308f1b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c352ae1b742cf2b9557aba085e9d61baf838de31b6579aa878f3473eb9302a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-06T17:01:20Z",
    "title_canon_sha256": "aa6d2a76bec1a142b03ccffe8fc35e682edb701f74a38dc998ef0bbe43edffce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02272",
    "kind": "arxiv",
    "version": 1
  }
}