Pith Number

pith:6FJ7Q4KC

pith:2019:6FJ7Q4KCHYAW2FMMNQLCBU5APY

not attested not anchored not stored refs pending

Constraining the thermally-pulsing asymptotic giant branch phase with resolved stellar populations in the Small Magellanic Cloud

Alessandro Bressan, Ambra Nanni, Bernhard Aringer, Giada Pastorelli, Josefina Montalb\'an, Julianne J. Dalcanton, Kjell Eriksson, L\'eo Girardi, Maria-Rosa L. Cioni, Martha L. Boyer, Martin A.T. Groenewegen, Michele Trabucchi, Paola Marigo, Peter R. Wood, Philip Rosenfield, Sara Bladh, Stefano Rubele, Susanne H\"ofner, Thomas Lebzelter, Yang Chen

arxiv:1903.04499 v1 · 2019-03-11 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-17T23:50:07.874917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f153f871423e016d158c6c1620d3a07e0b7b67c8e03957b80a88226971e23caa

Aliases

arxiv: 1903.04499 · arxiv_version: 1903.04499v1 · doi: 10.48550/arxiv.1903.04499 · pith_short_12: 6FJ7Q4KCHYAW · pith_short_16: 6FJ7Q4KCHYAW2FMM · pith_short_8: 6FJ7Q4KC

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/6FJ7Q4KCHYAW2FMMNQLCBU5APY \
  | 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: f153f871423e016d158c6c1620d3a07e0b7b67c8e03957b80a88226971e23caa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f408e69b1e2e6bad785e0dae37c8be24d4ab14744373d6fdf16a1a7bcf01dcf9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-11T18:00:02Z",
    "title_canon_sha256": "6be45e697fd75a461bc6c644a3800ced6b3dbd3e85b016b272e00c2af3dc7950"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04499",
    "kind": "arxiv",
    "version": 1
  }
}