Pith Number

pith:3V6LPJNP

pith:2009:3V6LPJNPCN3VPDDNLDCR74Y7AQ

not attested not anchored not stored refs pending

Dark matter axions

P. Sikivie

arxiv:0909.0949 v1 · 2009-09-04 · hep-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{3V6LPJNPCN3VPDDNLDCR74Y7AQ}

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	2026-05-18T02:11:59.607162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd7cb7a5af1377578c6d58c51ff31f04094569414ef5823f2ccc78a97aed5f65

Aliases

arxiv: 0909.0949 · arxiv_version: 0909.0949v1 · doi: 10.48550/arxiv.0909.0949 · pith_short_12: 3V6LPJNPCN3V · pith_short_16: 3V6LPJNPCN3VPDDN · pith_short_8: 3V6LPJNP

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/3V6LPJNPCN3VPDDNLDCR74Y7AQ \
  | 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: dd7cb7a5af1377578c6d58c51ff31f04094569414ef5823f2ccc78a97aed5f65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "298d4ed56ac4021c4ff3a7f08afbb1cd3ae56c7b82457175cd743f618be9a2c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-09-04T20:03:28Z",
    "title_canon_sha256": "f2f989ed820f89c1edf6be15de81ee6de72fb80dd6c1e3dcc1bbdc2ef7f15faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0949",
    "kind": "arxiv",
    "version": 1
  }
}