Pith Number

pith:TXRPIJKC

pith:2015:TXRPIJKCEXNKB2A26KAGWGJBTD

not attested not anchored not stored refs pending

The millisecond pulsar contribution to the rising positron fraction

Alice K Harding, Andreas Kopp, Christo Venter, Ingo Buesching, Peter L Gonthier

arxiv:1508.04676 v1 · 2015-08-19 · 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{TXRPIJKCEXNKB2A26KAGWGJBTD}

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	2026-05-18T01:35:02.099766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de2f4254225daa0e81af2806b192198efe6d5286dd131a24a427c7668648ed7

Aliases

arxiv: 1508.04676 · arxiv_version: 1508.04676v1 · doi: 10.48550/arxiv.1508.04676 · pith_short_12: TXRPIJKCEXNK · pith_short_16: TXRPIJKCEXNKB2A2 · pith_short_8: TXRPIJKC

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/TXRPIJKCEXNKB2A26KAGWGJBTD \
  | 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: 9de2f4254225daa0e81af2806b192198efe6d5286dd131a24a427c7668648ed7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a26d84ae05a564330a3e7de773ad7f164959a22a23ca8447f255f6f3b3af87c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-08-19T15:11:54Z",
    "title_canon_sha256": "cbe5289fedb0c5de50548ee5db73cbd1c9ecd7d9efc9f6214f7e9c5bd3f7c0db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04676",
    "kind": "arxiv",
    "version": 1
  }
}