Pith Number

pith:E2GBCNPP

pith:2022:E2GBCNPPBKV6MGCHHXQJ7UAXLT

not attested not anchored not stored refs pending

The Long Filament of PSR J2030+4415

Martijn de Vries, Roger W. Romani

arxiv:2202.03506 v1 · 2022-02-07 · 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{E2GBCNPPBKV6MGCHHXQJ7UAXLT}

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	2026-07-05T04:10:12.833066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268c1135ef0aabe618473de09fd0175cd32e8b062989167c32d58381bd9af873

Aliases

arxiv: 2202.03506 · arxiv_version: 2202.03506v1 · doi: 10.48550/arxiv.2202.03506 · pith_short_12: E2GBCNPPBKV6 · pith_short_16: E2GBCNPPBKV6MGCH · pith_short_8: E2GBCNPP

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/E2GBCNPPBKV6MGCHHXQJ7UAXLT \
  | 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: 268c1135ef0aabe618473de09fd0175cd32e8b062989167c32d58381bd9af873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fb6de8c6a4ed5e3fb86a4643fc74bf0332bcb8776c219e3441d6398494ee63b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-02-07T20:42:04Z",
    "title_canon_sha256": "c721823031bb5cc7feb4feda68bcc3d8aaffadc9a1584cb04b41fe1b6eb42bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03506",
    "kind": "arxiv",
    "version": 1
  }
}