Pith Number

pith:GRLXMIOJ

pith:2013:GRLXMIOJS4ZQE44FSLMWJR3SAR

not attested not anchored not stored refs pending

A Self-Gravitating Disc Around L1527 IRS?

Duncan Forgan, Ken Rice

arxiv:1304.7390 v1 · 2013-04-27 · astro-ph.SR · 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{GRLXMIOJS4ZQE44FSLMWJR3SAR}

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	2026-05-18T01:50:21.035348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34577621c9973302738592d964c7720453b7c776ad18f4dd0eca7ede3838b530

Aliases

arxiv: 1304.7390 · arxiv_version: 1304.7390v1 · doi: 10.48550/arxiv.1304.7390 · pith_short_12: GRLXMIOJS4ZQ · pith_short_16: GRLXMIOJS4ZQE44F · pith_short_8: GRLXMIOJ

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/GRLXMIOJS4ZQE44FSLMWJR3SAR \
  | 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: 34577621c9973302738592d964c7720453b7c776ad18f4dd0eca7ede3838b530

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27eeee68ffd70c5eb36848403b5ec278b773a1cd00c4371b00d2fc38bd90595a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-27T17:37:54Z",
    "title_canon_sha256": "6dd4dc1a0438c94798101c9f3f91b6cce6323977b24a4d03741f7b22177aac32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7390",
    "kind": "arxiv",
    "version": 1
  }
}