Pith Number

pith:DJJHVSD3

pith:2019:DJJHVSD3F3G6UE5AJWP5UYEOY7

not attested not anchored not stored refs pending

Pulsar timing residual induced by ultralight vector dark matter

Asuka Ito, Jiro Soda, Kimihiro Nomura

arxiv:1912.10210 v2 · 2019-12-21 · gr-qc · astro-ph.CO · 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{DJJHVSD3F3G6UE5AJWP5UYEOY7}

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.

Cited by

1 paper in Pith

Constraints on Ultralight Scalar and Dark Photon Dark Matter from PPTA-DR3 and EPTA-DR2

Receipt and verification

First computed	2026-07-05T01:04:29.928101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a527ac87b2ecdea13a04d9fda608ec7ccdaaf34070611007ef71a42290e7be4

Aliases

arxiv: 1912.10210 · arxiv_version: 1912.10210v2 · doi: 10.48550/arxiv.1912.10210 · pith_short_12: DJJHVSD3F3G6 · pith_short_16: DJJHVSD3F3G6UE5A · pith_short_8: DJJHVSD3

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/DJJHVSD3F3G6UE5AJWP5UYEOY7 \
  | 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: 1a527ac87b2ecdea13a04d9fda608ec7ccdaaf34070611007ef71a42290e7be4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a170d48d9e6cf7ba5a391dbb7c91afbf680018e33eacbeaec66a8c039d71ef2f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-12-21T06:48:32Z",
    "title_canon_sha256": "6b60ad5c16bb9b97b2bb3b430f7c3c0ef96a402ab235e7b8c5c6c4970362891c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10210",
    "kind": "arxiv",
    "version": 2
  }
}