Pith Number

pith:NMQX5SS6

pith:2017:NMQX5SS6IQNJONRZ6TEHGGWD2F

not attested not anchored not stored refs pending

Ages and heavy element abundances from very metal-poor stars in the Sagittarius dwarf galaxy

Camilla Juul Hansen, Elisabetta Caffau, Lorenzo Monaco, Luca Sbordone, Mariam El-Souri, Piercarlo Bonifacio, Sandro Villanova

arxiv:1711.02101 v1 · 2017-11-06 · 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{NMQX5SS6IQNJONRZ6TEHGGWD2F}

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	2026-05-18T00:20:05.862653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b217eca5e441a973639f4c8731ac3d14f3eb13bf60afcbeab25cb6ae8bf3416

Aliases

arxiv: 1711.02101 · arxiv_version: 1711.02101v1 · doi: 10.48550/arxiv.1711.02101 · pith_short_12: NMQX5SS6IQNJ · pith_short_16: NMQX5SS6IQNJONRZ · pith_short_8: NMQX5SS6

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/NMQX5SS6IQNJONRZ6TEHGGWD2F \
  | 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: 6b217eca5e441a973639f4c8731ac3d14f3eb13bf60afcbeab25cb6ae8bf3416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05225fd879d912e0b545212ef49126cb69cd1adcaf47f9d7c47f4baa7c4b5a74",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-06T19:00:03Z",
    "title_canon_sha256": "b2dc257b4cc15479430e4ac4dea1e6d34b3fc071c748f88a3b486d482cddfe41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02101",
    "kind": "arxiv",
    "version": 1
  }
}