Pith Number

pith:ARA2KPML

pith:2019:ARA2KPML4TJUWZ3M2JI2R2T3R3

not attested not anchored not stored refs pending

The Imprint of Element Abundance Patterns on Quiescent Galaxy SEDs

Benjamin D. Johnson, Charlie Conroy, Jieun Choi

arxiv:1901.06391 v1 · 2019-01-18 · 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{ARA2KPML4TJUWZ3M2JI2R2T3R3}

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	2026-05-17T23:52:38.392848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0441a53d8be4d34b676cd251a8ea7b8ed3dd52cee12260cdc3f6ba94cb444dea

Aliases

arxiv: 1901.06391 · arxiv_version: 1901.06391v1 · doi: 10.48550/arxiv.1901.06391 · pith_short_12: ARA2KPML4TJU · pith_short_16: ARA2KPML4TJUWZ3M · pith_short_8: ARA2KPML

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/ARA2KPML4TJUWZ3M2JI2R2T3R3 \
  | 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: 0441a53d8be4d34b676cd251a8ea7b8ed3dd52cee12260cdc3f6ba94cb444dea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "353b902dc1529cc3f3922bc76ccb821edcfa13a6e18872a6ec6bcfc6e919a41a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-18T19:00:03Z",
    "title_canon_sha256": "9ae97a0d4c029994b0d35b8f540c0cafb4bb4e6b6309063c6c728a0a0f5d10fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06391",
    "kind": "arxiv",
    "version": 1
  }
}