Pith Number

pith:54GPGKIZ

pith:2015:54GPGKIZTL32VC7DWRKEKYXARM

not attested not anchored not stored refs pending

Zinc abundances in Galactic bulge field red giants: implications for DLA systems

A. C. S. Friaca, A. Gomez, A. Renzini, B.Barbuy, C. R. da Silveira, D. Minniti, M. Zoccali, S. Ortolani, V. Hill

arxiv:1506.01612 v1 · 2015-06-04 · 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{54GPGKIZTL32VC7DWRKEKYXARM}

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	2026-05-18T01:36:12.794454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef0cf329199af7aa8be3b4544562e08b10121bca7a8ae2c4e256dea1e67e4045

Aliases

arxiv: 1506.01612 · arxiv_version: 1506.01612v1 · doi: 10.48550/arxiv.1506.01612 · pith_short_12: 54GPGKIZTL32 · pith_short_16: 54GPGKIZTL32VC7D · pith_short_8: 54GPGKIZ

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/54GPGKIZTL32VC7DWRKEKYXARM \
  | 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: ef0cf329199af7aa8be3b4544562e08b10121bca7a8ae2c4e256dea1e67e4045

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e2b615f53f7718df7048d7c6e9566d4066a1907a8fd608a3f9359dde699213",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-06-04T14:58:46Z",
    "title_canon_sha256": "648073ac73cdbf3ea483b8729b84634b1f58de79e38d849d02db5bd807768c16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01612",
    "kind": "arxiv",
    "version": 1
  }
}