Pith Number

pith:3ZLSUQRO

pith:2016:3ZLSUQROZARYJAJY3J4HOWWJIL

not attested not anchored not stored refs pending

The chemical evolution of the Bootes I ultra-faint dwarf galaxy

Anna Frebel (MIT), Gerard Gilmore (IoA), John E. Norris (ANU), Rosemary F. G. Wyse (JHU)

arxiv:1605.05732 v1 · 2016-05-18 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZLSUQROZARYJAJY3J4HOWWJIL}

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	2026-05-18T01:10:02.976898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de572a422ec823848138da78775ac942d315bebc1d9a4c9e402fb1167e641d5c

Aliases

arxiv: 1605.05732 · arxiv_version: 1605.05732v1 · doi: 10.48550/arxiv.1605.05732 · pith_short_12: 3ZLSUQROZARY · pith_short_16: 3ZLSUQROZARYJAJY · pith_short_8: 3ZLSUQRO

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/3ZLSUQROZARYJAJY3J4HOWWJIL \
  | 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: de572a422ec823848138da78775ac942d315bebc1d9a4c9e402fb1167e641d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde1583f50227355ffc1e0f5a8c548f7d1cc5ea8cde748d7e04774640bdf30a5",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-18T20:00:03Z",
    "title_canon_sha256": "a9601185abb8c01cb2f396f2493d55e5f0800f1fe2ae85662090d21f534e71f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05732",
    "kind": "arxiv",
    "version": 1
  }
}