Pith Number

pith:7BD3YLMG

pith:2019:7BD3YLMGWL7LMWLOJXRQUCJBAA

not attested not anchored not stored refs pending

Measuring clock jumps using pulsar timing

Jiancheng Wang, Kejia Lee, Longfei Hao, Min Wang, Ricardo Nicolaos Caballero, Yonghua Xu, Zhixuan Li

arxiv:1906.04741 v1 · 2019-06-11 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BD3YLMGWL7LMWLOJXRQUCJBAA}

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	2026-05-17T23:41:17.143961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f847bc2d86b2feb6596e4de30a09210015511584fd69dd8e4d07408fd1fffe7e

Aliases

arxiv: 1906.04741 · arxiv_version: 1906.04741v1 · doi: 10.48550/arxiv.1906.04741 · pith_short_12: 7BD3YLMGWL7L · pith_short_16: 7BD3YLMGWL7LMWLO · pith_short_8: 7BD3YLMG

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/7BD3YLMGWL7LMWLOJXRQUCJBAA \
  | 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: f847bc2d86b2feb6596e4de30a09210015511584fd69dd8e4d07408fd1fffe7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42b72004b002df91bb0c8eff1ba4b5e12cabed5b0170e28e984a92c37498373f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-06-11T16:20:46Z",
    "title_canon_sha256": "737b2b118fe8cf5e4dc4d94a69891c494e24bc017901c45e8013a572704541c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04741",
    "kind": "arxiv",
    "version": 1
  }
}