Pith Number

pith:546JJC35

pith:2007:546JJC353CFE2ZSSD5FBU6JT32

not attested not anchored not stored refs pending

Comments on a faint old stellar system at 150 kpc

Hideyuki Kamaya

arxiv:0709.0991 v1 · 2007-09-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{546JJC353CFE2ZSSD5FBU6JT32}

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	2026-05-18T04:16:23.368446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef3c948b7dd88a4d66521f4a1a7933de9591aa4373ab20fddebe189f2eb344e6

Aliases

arxiv: 0709.0991 · arxiv_version: 0709.0991v1 · doi: 10.48550/arxiv.0709.0991 · pith_short_12: 546JJC353CFE · pith_short_16: 546JJC353CFE2ZSS · pith_short_8: 546JJC35

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/546JJC353CFE2ZSSD5FBU6JT32 \
  | 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: ef3c948b7dd88a4d66521f4a1a7933de9591aa4373ab20fddebe189f2eb344e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7a7eb447599bccbb5201eaa0b7534077424c3e60e935daffec5410defdf1988",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-07T04:11:00Z",
    "title_canon_sha256": "1b276e09c587f67f447095567ba3916a994df6d07f798c438175f231af950282"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.0991",
    "kind": "arxiv",
    "version": 1
  }
}