Pith Number

pith:VHDPRBBH

pith:2019:VHDPRBBHQNPVWOTJ44VAUSCZHJ

not attested not anchored not stored refs pending

Astro2020 Science White Paper: What is the lifecycle of gas and stars in galaxy centers?

Adam Ginsburg, Cara D. Battersby, Elisabeth A. C. Mills, J. M. Diederik Kruijssen, Steven N. Longmore

arxiv:1903.04525 v1 · 2019-03-11 · 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{VHDPRBBHQNPVWOTJ44VAUSCZHJ}

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	2026-05-17T23:51:29.389367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c6f88427835f5b3a69e72a0a48593a575943bb637cae6f92ec6b82ae270d33

Aliases

arxiv: 1903.04525 · arxiv_version: 1903.04525v1 · doi: 10.48550/arxiv.1903.04525 · pith_short_12: VHDPRBBHQNPV · pith_short_16: VHDPRBBHQNPVWOTJ · pith_short_8: VHDPRBBH

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/VHDPRBBHQNPVWOTJ44VAUSCZHJ \
  | 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: a9c6f88427835f5b3a69e72a0a48593a575943bb637cae6f92ec6b82ae270d33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "651fe861c662cbc972996fc02568053db769eeea276cf81d45719d525653583c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-11T18:16:54Z",
    "title_canon_sha256": "0371d1f27e5c474937cc0d5b74d721ce7c926537cd2ffd6793568a5d69f9096e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04525",
    "kind": "arxiv",
    "version": 1
  }
}