Pith Number

pith:RUSTM4BF

pith:2016:RUSTM4BF7R6SB3YZ4WXHJCJ7PF

not attested not anchored not stored refs pending

High braking index pulsar PSR J1640-4631: low-mass neutron star with a large inclination angle?

Wen-Cong Chen

arxiv:1607.07487 v1 · 2016-07-25 · 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{RUSTM4BF7R6SB3YZ4WXHJCJ7PF}

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	2026-05-18T01:01:41.857110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d25367025fc7d20ef19e5ae74893f79762b28724b2e9976c945d6701e7e9ab5

Aliases

arxiv: 1607.07487 · arxiv_version: 1607.07487v1 · doi: 10.48550/arxiv.1607.07487 · pith_short_12: RUSTM4BF7R6S · pith_short_16: RUSTM4BF7R6SB3YZ · pith_short_8: RUSTM4BF

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/RUSTM4BF7R6SB3YZ4WXHJCJ7PF \
  | 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: 8d25367025fc7d20ef19e5ae74893f79762b28724b2e9976c945d6701e7e9ab5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0b2187de7b086b70ab97375151ed10b263ea862d4e68b6832c3a6a48f57fdfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-25T21:28:51Z",
    "title_canon_sha256": "178e59c7b8abea1c2840249a949c18e8e0267c4d8b39f243ce48a36439317bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07487",
    "kind": "arxiv",
    "version": 1
  }
}