Pith Number

pith:QIPLVTOQ

pith:2017:QIPLVTOQRSGIQGTOBV2GEPBZ4L

not attested not anchored not stored refs pending

Spectral indices for radio emission of 228 pulsars

Chen Wang, Jinlin Han, Jun Han, Jun Xu

arxiv:1703.05988 v1 · 2017-03-17 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIPLVTOQRSGIQGTOBV2GEPBZ4L}

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	2026-05-18T00:48:25.604492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

821ebacdd08c8c881a6e0d74623c39e2e31cffde00ccf244ef4e4e611860b45b

Aliases

arxiv: 1703.05988 · arxiv_version: 1703.05988v1 · doi: 10.48550/arxiv.1703.05988 · pith_short_12: QIPLVTOQRSGI · pith_short_16: QIPLVTOQRSGIQGTO · pith_short_8: QIPLVTOQ

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/QIPLVTOQRSGIQGTOBV2GEPBZ4L \
  | 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: 821ebacdd08c8c881a6e0d74623c39e2e31cffde00ccf244ef4e4e611860b45b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dea18b72f7ff7e95e24db72560424c9b098b8effad68b9ccfcbffa34bce4b04f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-17T12:27:44Z",
    "title_canon_sha256": "e4878d9b102387e648c0bb3878d5dfa2b4690652e1b3656e26f6e90385196f07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05988",
    "kind": "arxiv",
    "version": 1
  }
}