Pith Number

pith:6N7L2BR3

pith:2017:6N7L2BR3CWOFZAPMQ764RLNAAS

not attested not anchored not stored refs pending

Abundance ratios \& ages of stellar populations in HARPS-GTO sample

E. Delgado Mena, G. Israelian, J. I. Gonz\'alez Hern\'andez, M. Tsantaki, N. C. Santos, S. G. Sousa, V. Zh. Adibekyan

arxiv:1707.05156 v1 · 2017-07-17 · 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{6N7L2BR3CWOFZAPMQ764RLNAAS}

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	2026-05-18T00:13:32.338523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f37ebd063b159c5c81ec87fdc8ada00498cfb0922643586fb6b79f3b53610a47

Aliases

arxiv: 1707.05156 · arxiv_version: 1707.05156v1 · doi: 10.48550/arxiv.1707.05156 · pith_short_12: 6N7L2BR3CWOF · pith_short_16: 6N7L2BR3CWOFZAPM · pith_short_8: 6N7L2BR3

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/6N7L2BR3CWOFZAPMQ764RLNAAS \
  | 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: f37ebd063b159c5c81ec87fdc8ada00498cfb0922643586fb6b79f3b53610a47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58e9e94bd6ecdaa6afce93a41e11272263a0c5442d04d3f26aea095e17596d60",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-07-17T13:45:15Z",
    "title_canon_sha256": "730c0f02506c54453466c8986460473442cbb1d7e0df9531291acb6df3dbb9d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05156",
    "kind": "arxiv",
    "version": 1
  }
}