Pith Number

pith:LSPFP2LR

pith:2019:LSPFP2LRG7PCC4TRTGLQMEFB7Z

not attested not anchored not stored refs pending

Gas accretion as fuel for residual star formation in Galaxy Zoo elliptical galaxies

Lisa M. Young, Timothy A. Davis

arxiv:1909.01230 v1 · 2019-09-03 · 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{LSPFP2LRG7PCC4TRTGLQMEFB7Z}

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.

Cited by

1 paper in Pith

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Receipt and verification

First computed	2026-07-05T00:15:40.471378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c9e57e97137de21727199970610a1fe6a094f6bfa68c08a64d9d0fc83424b3f

Aliases

arxiv: 1909.01230 · arxiv_version: 1909.01230v1 · doi: 10.48550/arxiv.1909.01230 · pith_short_12: LSPFP2LRG7PC · pith_short_16: LSPFP2LRG7PCC4TR · pith_short_8: LSPFP2LR

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/LSPFP2LRG7PCC4TRTGLQMEFB7Z \
  | 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: 5c9e57e97137de21727199970610a1fe6a094f6bfa68c08a64d9d0fc83424b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a55218b608e2cc69ff42c525fc1bc851bdebb61b5770d2306c5c022d79ed13e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-03T14:46:16Z",
    "title_canon_sha256": "3dc8e54313b5bb88c5aa052b15f0420cfb0d3405804ffcded9763432db23a446"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01230",
    "kind": "arxiv",
    "version": 1
  }
}