Pith Number

pith:2G7GKI3I

pith:2010:2G7GKI3I4FLLM7SZ62KCWZDU2G

not attested not anchored not stored refs pending

The Impact of Stellar Model Spectra in Disk Detection

Ch. Helling, J. A. Sinclair, J. S. Greaves

arxiv:1009.5836 v1 · 2010-09-29 · astro-ph.SR · astro-ph.EP · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2G7GKI3I4FLLM7SZ62KCWZDU2G}

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	2026-05-18T02:39:38.495563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1be652368e156b67e59f6942b6474d19ca6d1ac7802ef7d6bcd6e1311c49da0

Aliases

arxiv: 1009.5836 · arxiv_version: 1009.5836v1 · doi: 10.48550/arxiv.1009.5836 · pith_short_12: 2G7GKI3I4FLL · pith_short_16: 2G7GKI3I4FLLM7SZ · pith_short_8: 2G7GKI3I

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/2G7GKI3I4FLLM7SZ62KCWZDU2G \
  | 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: d1be652368e156b67e59f6942b6474d19ca6d1ac7802ef7d6bcd6e1311c49da0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9467690aa9ff0d1c5b9ce107aef55891348d7e4d975613fd4e0b67098c8b54",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-29T10:50:22Z",
    "title_canon_sha256": "ae0847b6f3012636169c36dba93e3f3a6c1a98d70e3a9ff26e466527bc495b8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5836",
    "kind": "arxiv",
    "version": 1
  }
}