Pith Number

pith:SHCXIDE7

pith:2017:SHCXIDE7VA3O7FVMDLB35XWYST

not attested not anchored not stored refs pending

Growth of bulges in disc galaxies since $z\sim1$

Harinder P. Singh, Kanak Saha, Sonali Sachdeva

arxiv:1704.02449 v1 · 2017-04-08 · astro-ph.GA · 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{SHCXIDE7VA3O7FVMDLB35XWYST}

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	2026-05-18T00:17:19.429915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91c5740c9fa836ef96ac1ac3beded894c0a3704cd99bd1340b6887891ff7fd82

Aliases

arxiv: 1704.02449 · arxiv_version: 1704.02449v1 · doi: 10.48550/arxiv.1704.02449 · pith_short_12: SHCXIDE7VA3O · pith_short_16: SHCXIDE7VA3O7FVM · pith_short_8: SHCXIDE7

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/SHCXIDE7VA3O7FVMDLB35XWYST \
  | 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: 91c5740c9fa836ef96ac1ac3beded894c0a3704cd99bd1340b6887891ff7fd82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8fd12f7fc950f53da3cde6eab829a573e188f0ffd2c9ec73d23f470a5ed5931",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-08T06:46:23Z",
    "title_canon_sha256": "aac76a7edf1b4d75d83c1bbf41017299b125dc8fdf3a9abce92b544549e534a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02449",
    "kind": "arxiv",
    "version": 1
  }
}