Pith Number

pith:VT65MDIF

pith:2011:VT65MDIF7MYX2VHEFJRXBKJSEH

not attested not anchored not stored refs pending

Density Variations in the NW Star Stream of M31

Aaron L. Dotter, Alan W. McConnachie, A. M. N. Ferguson, David Valls-Gabaud, G. F. Lewis, Harvey B. Richer, Julio F. Navarro, Mark Fardal, Mike Irwin, R. G. Carlberg, Rodrigo A. Ibata, Scott Chapman, Thomas H. Puzia

arxiv:1102.3501 v1 · 2011-02-17 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VT65MDIF7MYX2VHEFJRXBKJSEH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:10.078716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acfdd60d05fb317d54e42a6370a93221fa337c4cafa1150da0fdad658f55d902

Aliases

arxiv: 1102.3501 · arxiv_version: 1102.3501v1 · doi: 10.48550/arxiv.1102.3501 · pith_short_12: VT65MDIF7MYX · pith_short_16: VT65MDIF7MYX2VHE · pith_short_8: VT65MDIF

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/VT65MDIF7MYX2VHEFJRXBKJSEH \
  | 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: acfdd60d05fb317d54e42a6370a93221fa337c4cafa1150da0fdad658f55d902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2da9a76170263f81e6cc315522e15941d72fe3b36ed204e219be0d092e3cba38",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-02-17T06:03:36Z",
    "title_canon_sha256": "b58d06961cb2ca16f167ef8d73cdb343478debc328c9c92f83cb3370ffd97c62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3501",
    "kind": "arxiv",
    "version": 1
  }
}