Pith Number

pith:3NHBAB55

pith:2010:3NHBAB554TIQKPGD2BYKZ7LGFU

not attested not anchored not stored refs pending

A coincidence of disturbed morphology and blue UV colour: minor-merger driven star formation in early-type galaxies at z~0.6

Joseph Silk, Kok-Meng Tan, Richard S. Ellis, Sugata Kaviraj

arxiv:1001.2141 v2 · 2010-01-13 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NHBAB554TIQKPGD2BYKZ7LGFU}

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	2026-05-18T02:09:55.040864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db4e1007bde4d1053cc3d070acfd662d246a003e5ad060848bf28654a5b02f58

Aliases

arxiv: 1001.2141 · arxiv_version: 1001.2141v2 · doi: 10.48550/arxiv.1001.2141 · pith_short_12: 3NHBAB554TIQ · pith_short_16: 3NHBAB554TIQKPGD · pith_short_8: 3NHBAB55

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/3NHBAB554TIQKPGD2BYKZ7LGFU \
  | 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: db4e1007bde4d1053cc3d070acfd662d246a003e5ad060848bf28654a5b02f58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33d3a577835ea96e1671cb056d35d8fb55bbffda4b8a37d076c5a9e76038f8f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-13T12:51:22Z",
    "title_canon_sha256": "747720413f9f327ad407cff92134bbbda210a68936e2e334721959bafd1f60ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2141",
    "kind": "arxiv",
    "version": 2
  }
}