Pith Number

pith:IGTLRG3X

pith:2012:IGTLRG3XPRM6YBTULVSPKH7ONQ

not attested not anchored not stored refs pending

Unearthing Foundations of a Cosmic Cathedral: Searching the Stars for M33's Halo

Alan W. McConnachie, Annette M. N. Ferguson, Arif Babul, Geraint F. Lewis, Mark A. Fardal, Mike J. Irwin, Nicolas F. Martin, Robert Cockcroft, Rodrigo Ibata, Scott C. Chapman, Thomas H. Puzia, William E. Harris

arxiv:1210.4114 v1 · 2012-10-15 · astro-ph.CO · 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{IGTLRG3XPRM6YBTULVSPKH7ONQ}

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	2026-05-18T03:43:07.970896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41a6b89b777c59ec06745d64f51fee6c20a1baf04b360e21e64334565430f6a6

Aliases

arxiv: 1210.4114 · arxiv_version: 1210.4114v1 · doi: 10.48550/arxiv.1210.4114 · pith_short_12: IGTLRG3XPRM6 · pith_short_16: IGTLRG3XPRM6YBTU · pith_short_8: IGTLRG3X

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/IGTLRG3XPRM6YBTULVSPKH7ONQ \
  | 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: 41a6b89b777c59ec06745d64f51fee6c20a1baf04b360e21e64334565430f6a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdb014c5646df09a62790dec73d33a6538dcde5aec9ea8a5dcf9d0d84a366e97",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-15T17:27:18Z",
    "title_canon_sha256": "33e435cc4d9e6ba9dae8a7ea0debd8860a2f0a69078843b762df34641f71401b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4114",
    "kind": "arxiv",
    "version": 1
  }
}