Pith Number

pith:NTEVDBXV

pith:2009:NTEVDBXVXT7VMU3DBQLGG3PBEE

not attested not anchored not stored refs pending

A lower limit on the dark particle mass from dSphs

Garry W. Angus

arxiv:0907.1526 v4 · 2009-07-09 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTEVDBXVXT7VMU3DBQLGG3PBEE}

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	2026-05-18T04:18:24.313173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cc95186f5bcff5653630c16636de12105f7d762ee4a15f9304fc5c594b36845

Aliases

arxiv: 0907.1526 · arxiv_version: 0907.1526v4 · doi: 10.48550/arxiv.0907.1526 · pith_short_12: NTEVDBXVXT7V · pith_short_16: NTEVDBXVXT7VMU3D · pith_short_8: NTEVDBXV

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/NTEVDBXVXT7VMU3DBQLGG3PBEE \
  | 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: 6cc95186f5bcff5653630c16636de12105f7d762ee4a15f9304fc5c594b36845

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f4cb9bbe06af52a3d84919e7319f94b3af714b9e5f476a4fb40f32ab8281f03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-09T12:58:06Z",
    "title_canon_sha256": "7d6568bee4f66d9f8164ad0fcc75bb86474c5dfc355c3a19397af84762e19ecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1526",
    "kind": "arxiv",
    "version": 4
  }
}