Pith Number

pith:BHWAZ5CF

pith:2019:BHWAZ5CFCIXX5LMU6SUBVEYRPX

not attested not anchored not stored refs pending

The MASSIVE Survey - XII Connecting Stellar Populations of Early-Type Galaxies to Kinematics and Environment

Andrew Goulding, Chung-Pei Ma, Jennifer Ito, Jenny E Greene, Jens Thomas, John P. Blakeslee, Jonelle L. Walsh, Matthew E. Quenneville, Melanie Veale

arxiv:1901.01271 v1 · 2019-01-04 · 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{BHWAZ5CFCIXX5LMU6SUBVEYRPX}

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	2026-05-17T23:49:39.766954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09ec0cf445122f7ead94f4a81a93117dfbaffc57541d42c86a566bc6c453f407

Aliases

arxiv: 1901.01271 · arxiv_version: 1901.01271v1 · doi: 10.48550/arxiv.1901.01271 · pith_short_12: BHWAZ5CFCIXX · pith_short_16: BHWAZ5CFCIXX5LMU · pith_short_8: BHWAZ5CF

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/BHWAZ5CFCIXX5LMU6SUBVEYRPX \
  | 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: 09ec0cf445122f7ead94f4a81a93117dfbaffc57541d42c86a566bc6c453f407

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6e03ed650c92c743bef69d2c5ec001f694d9697f0875921e90a37b2b1bf34f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-04T19:00:27Z",
    "title_canon_sha256": "ef983c9a045152bf39c888225c6041829e5be410ba9c30d037b2704520f30712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01271",
    "kind": "arxiv",
    "version": 1
  }
}