Pith Number

pith:TTL7ADLR

pith:2003:TTL7ADLR2O27URNHVAYH5WLZF6

not attested not anchored not stored refs pending

The Millennium Galaxy Catalogue: The photometric accuracy, completeness and contamination of the 2dFGRS and SDSS-EDR & DR1 datasets

D. J. Lemon, J. A. Peacock, J. Liske, N. J. G. Cross, P. Norberg, S. Cole, S. P. Driver, W. J. Sutherland

arxiv:astro-ph/0312317 v1 · 2003-12-11 · 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{TTL7ADLR2O27URNHVAYH5WLZF6}

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	2026-07-04T16:37:59.032820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cd7f00d71d3b5fa45a7a8307ed9792fa826a4301cfc20417e1bcd85f47c9f46

Aliases

arxiv: astro-ph/0312317 · arxiv_version: astro-ph/0312317v1 · doi: 10.48550/arxiv.astro-ph/0312317 · pith_short_12: TTL7ADLR2O27 · pith_short_16: TTL7ADLR2O27URNH · pith_short_8: TTL7ADLR

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/TTL7ADLR2O27URNHVAYH5WLZF6 \
  | 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: 9cd7f00d71d3b5fa45a7a8307ed9792fa826a4301cfc20417e1bcd85f47c9f46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f00ed38f835578dcb39c3a38243ab031dfe3175912d491c1d00a55401dcf36a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-11T23:15:42Z",
    "title_canon_sha256": "48446b1205bc7ebf07655ff54185b3f20d4a27680d5c5a305b0e6b37754e301b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312317",
    "kind": "arxiv",
    "version": 1
  }
}