Pith Number

pith:DCVAHDJD

pith:2014:DCVAHDJDVQ3ST7KIDOQ2MOSGJP

not attested not anchored not stored refs pending

The Rising Stellar Velocity Dispersion of M87 from Integrated Starlight

Jeremy D. Murphy, Karl Gebhardt, Mason Cradit

arxiv:1403.1581 v1 · 2014-03-06 · 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{DCVAHDJDVQ3ST7KIDOQ2MOSGJP}

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	2026-05-18T01:44:18.758592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18aa038d23ac3729fd481ba1a63a464beb9e88ac3ee6f0e300b9f377719e3a2b

Aliases

arxiv: 1403.1581 · arxiv_version: 1403.1581v1 · doi: 10.48550/arxiv.1403.1581 · pith_short_12: DCVAHDJDVQ3S · pith_short_16: DCVAHDJDVQ3ST7KI · pith_short_8: DCVAHDJD

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/DCVAHDJDVQ3ST7KIDOQ2MOSGJP \
  | 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: 18aa038d23ac3729fd481ba1a63a464beb9e88ac3ee6f0e300b9f377719e3a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf7e68150576f07026f135aecb0136863d586b74885daeafa6cf499360eb803",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-06T21:00:26Z",
    "title_canon_sha256": "55fb7cbd874a62995dfc160e7318e905dad15fb1bf140ca39e4a4b51a2a83b87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1581",
    "kind": "arxiv",
    "version": 1
  }
}