Pith Number

pith:QHSYTX3B

pith:2019:QHSYTX3BW5GBGUXDSSHAUTQZJV

not attested not anchored not stored refs pending

Early-type galaxies in low-density environments: NGC 6876 explored through its globular cluster system

Ana In\'es Ennis, Bruno Javier De B\'ortoli, Juan Pablo Caso, Lilia Patricia Bassino

arxiv:1907.02108 v1 · 2019-07-03 · 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{QHSYTX3BW5GBGUXDSSHAUTQZJV}

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	2026-05-17T23:41:29.878817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81e589df61b74c1352e3948e0a4e194d72432410097f38b5f703b3ef0c14b2d6

Aliases

arxiv: 1907.02108 · arxiv_version: 1907.02108v1 · doi: 10.48550/arxiv.1907.02108 · pith_short_12: QHSYTX3BW5GB · pith_short_16: QHSYTX3BW5GBGUXD · pith_short_8: QHSYTX3B

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/QHSYTX3BW5GBGUXDSSHAUTQZJV \
  | 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: 81e589df61b74c1352e3948e0a4e194d72432410097f38b5f703b3ef0c14b2d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "371eb6ff0ef67947638be1aeb5428ae7861d75f1e6e663e074af92580e7c987c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-03T19:01:03Z",
    "title_canon_sha256": "341dee73f97aaf025dd8b88786c42c518a24d072aa1565f5a0934c56a2859fd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02108",
    "kind": "arxiv",
    "version": 1
  }
}