Pith Number

pith:IU5AM2CR

pith:2020:IU5AM2CRDXIXCN65METFCIWTVN

not attested not anchored not stored refs pending

Exploring the stellar age distribution of the Milky Way Bulge using APOGEE

Alexandre Roman-Lopes, Borja Anguiano, Christian Moni Bidin, Christian Nitschelm, D. A. Garc\'ia-Hern\'andez, David M. Nataf, Diane K. Feuillet, Doug Geisler, Gail Zasowski, Jennifer Johnson, Jennifer Sobeck, Jon A. Holtzman, Jos\'e G. Fern\'andez-Trincado, Katia Cunha, Mathias Schultheis, Rachael L. Beaton, Ricardo Schiavon, Richard R. Lane, Roger E. Cohen, Sten Hasselquist, Steven R. Majewski, Timothy C. Beers, Verne V. Smith

arxiv:2008.03603 v1 · 2020-08-08 · 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{IU5AM2CRDXIXCN65METFCIWTVN}

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	2026-07-05T01:40:37.870211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453a0668511dd17137dd61265122d3ab6953a9a0d67cd4a7e8016c21b459f8a4

Aliases

arxiv: 2008.03603 · arxiv_version: 2008.03603v1 · doi: 10.48550/arxiv.2008.03603 · pith_short_12: IU5AM2CRDXIX · pith_short_16: IU5AM2CRDXIXCN65 · pith_short_8: IU5AM2CR

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/IU5AM2CRDXIXCN65METFCIWTVN \
  | 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: 453a0668511dd17137dd61265122d3ab6953a9a0d67cd4a7e8016c21b459f8a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1edf38caafb65ca53969e93b36b7cdd79ff94a45cbf9573953ded735c1ab65f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-08-08T21:34:35Z",
    "title_canon_sha256": "61a180943e71c15dc70229a5cb9caf910cb9e6aea93add2bfbcf5b2d9b214b5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.03603",
    "kind": "arxiv",
    "version": 1
  }
}