Pith Number

pith:CH2TR7BT

pith:2021:CH2TR7BTL5W63DWVYN7X7FFWUR

not attested not anchored not stored refs pending

Multi-frequency study of the peculiar pulsars PSR B0919+06 and PSR B1859+07

A. Karastergiou, B. B. P. Perera, B. W. Stappers, J. M. Rankin, J. Roy, K. M. Rajwade

arxiv:2107.02059 v1 · 2021-07-05 · 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{CH2TR7BTL5W63DWVYN7X7FFWUR}

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	2026-07-05T02:59:24.268091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f538fc335f6ded8ed5c37f7f94b6a4485e3e9c6ec760579f3ab5b0d4262670

Aliases

arxiv: 2107.02059 · arxiv_version: 2107.02059v1 · doi: 10.48550/arxiv.2107.02059 · pith_short_12: CH2TR7BTL5W6 · pith_short_16: CH2TR7BTL5W63DWV · pith_short_8: CH2TR7BT

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/CH2TR7BTL5W63DWVYN7X7FFWUR \
  | 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: 11f538fc335f6ded8ed5c37f7f94b6a4485e3e9c6ec760579f3ab5b0d4262670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb023feb4853785450d8cca7117dddb0956cd6fa8fd2aa8c559ee9c4bbda062",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-07-05T14:43:02Z",
    "title_canon_sha256": "c8d42468818f0d0c5fc40080ff88448804199bee46ac99a70009f7b192a3f8d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02059",
    "kind": "arxiv",
    "version": 1
  }
}