Pith Number

pith:VOWAYSRN

pith:2020:VOWAYSRNJYUAH26NS64GENVX3C

not attested not anchored not stored refs pending

The Gaia-ESO survey: 3D NLTE abundances in the open cluster NGC 2420 suggest atomic diffusion and turbulent mixing at the origin of chemical abundance variations

Aldo Serenelli, Amelia Bayo, Andrew Gallagher, Angela Bragaglia, Camilla Juul Hansen, Ekaterina Semenova, Elena Pancino, Giovanni Carraro, Lorenzo Morbidelli, Maria Bergemann, Morgan Deal, Rodolfo Smiljanic, Thomas Bensby

arxiv:2007.09153 v2 · 2020-07-17 · astro-ph.SR · 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{VOWAYSRNJYUAH26NS64GENVX3C}

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	2026-07-05T01:52:23.140633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abac0c4a2d4e2803ebcd97b86236b7d8aaeea0311eb12ca4c75d3e6e3522acd8

Aliases

arxiv: 2007.09153 · arxiv_version: 2007.09153v2 · doi: 10.48550/arxiv.2007.09153 · pith_short_12: VOWAYSRNJYUA · pith_short_16: VOWAYSRNJYUAH26N · pith_short_8: VOWAYSRN

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/VOWAYSRNJYUAH26NS64GENVX3C \
  | 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: abac0c4a2d4e2803ebcd97b86236b7d8aaeea0311eb12ca4c75d3e6e3522acd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd81c03a17185e3fb2293541fdd1b694cc912c25b216783771d12214dd8cff2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-07-17T18:00:01Z",
    "title_canon_sha256": "d6cace29d8a24bd5ad655e268dd3424cd2032c7b4e012ad05bc3ddb6c5874051"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09153",
    "kind": "arxiv",
    "version": 2
  }
}