Pith Number

pith:NIRDJ37Z

pith:2005:NIRDJ37ZDXZRYUCK4NTWVVLAN3

not attested not anchored not stored refs pending

Structural parameters for the M31 dwarf spheroidals

Alan McConnachie, Mike Irwin

arxiv:astro-ph/0511004 v1 · 2005-10-31 · 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{NIRDJ37ZDXZRYUCK4NTWVVLAN3}

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	2026-07-04T17:15:22.811555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a2234eff91df31c504ae3676ad5606ed7b59c548921a55471246b48752d3a0e

Aliases

arxiv: astro-ph/0511004 · arxiv_version: astro-ph/0511004v1 · doi: 10.48550/arxiv.astro-ph/0511004 · pith_short_12: NIRDJ37ZDXZR · pith_short_16: NIRDJ37ZDXZRYUCK · pith_short_8: NIRDJ37Z

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/NIRDJ37ZDXZRYUCK4NTWVVLAN3 \
  | 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: 6a2234eff91df31c504ae3676ad5606ed7b59c548921a55471246b48752d3a0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83c65d8b796ab967c5f6f85b31ed4fda320486e35771b8b5b8eef67cde9c37b2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-10-31T21:02:00Z",
    "title_canon_sha256": "0ae3e64be25e825fa7c5bd31deb3da654b92788d4832482bbfdca067fdc654e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511004",
    "kind": "arxiv",
    "version": 1
  }
}