Pith Number

pith:4GUGFBEJ

pith:2017:4GUGFBEJWPT6J6PGXGXU7FLLZW

not attested not anchored not stored refs pending

The hELENa project - I. Stellar populations of early-type galaxies linked with local environment and galaxy mass

Agnieszka Sybilska, Alexandre Vazdekis, Glenn van de Ven, Harald Kuntschner, Jes\'us Falc\'on-Barroso, Joachim Janz, Reynier Peletier, Rukmani Vijayaraghavan, Thorsten Lisker

arxiv:1706.00014 v1 · 2017-05-31 · 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{4GUGFBEJWPT6J6PGXGXU7FLLZW}

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	2026-05-18T00:40:57.471101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1a8628489b3e7e4f9e6b9af4f956bcd9aa22a1e7a51a0458b2cf84d4625d5a3

Aliases

arxiv: 1706.00014 · arxiv_version: 1706.00014v1 · doi: 10.48550/arxiv.1706.00014 · pith_short_12: 4GUGFBEJWPT6 · pith_short_16: 4GUGFBEJWPT6J6PG · pith_short_8: 4GUGFBEJ

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/4GUGFBEJWPT6J6PGXGXU7FLLZW \
  | 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: e1a8628489b3e7e4f9e6b9af4f956bcd9aa22a1e7a51a0458b2cf84d4625d5a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "411ed026ad064939096f399f168f83317977784c55166599e070ff05b05cb32b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-31T18:00:01Z",
    "title_canon_sha256": "f5f79ac931b2e1e30e1f5808cf2eb10c5707e3a3ee974aaf50af028289408813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00014",
    "kind": "arxiv",
    "version": 1
  }
}