Pith Number

pith:E3ZFW4NM

pith:2016:E3ZFW4NMFC2IK7BVAXAPVPJLUQ

not attested not anchored not stored refs pending

X-ray flashes powered by the spindown of long-lived neutron stars

Riccardo Ciolfi

arxiv:1606.01743 v2 · 2016-06-06 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E3ZFW4NMFC2IK7BVAXAPVPJLUQ}

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	2026-05-18T01:02:12.682476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26f25b71ac28b4857c3505c0fabd2ba428836eb2c7ff61f5415c27b1fadd500d

Aliases

arxiv: 1606.01743 · arxiv_version: 1606.01743v2 · doi: 10.48550/arxiv.1606.01743 · pith_short_12: E3ZFW4NMFC2I · pith_short_16: E3ZFW4NMFC2IK7BV · pith_short_8: E3ZFW4NM

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/E3ZFW4NMFC2IK7BVAXAPVPJLUQ \
  | 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: 26f25b71ac28b4857c3505c0fabd2ba428836eb2c7ff61f5415c27b1fadd500d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5643ae265d00d6a1fc4470fe5af961d59cb00c91a8b5c3b23ab9219767a4528",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-06-06T13:49:59Z",
    "title_canon_sha256": "1e5eafd4f4b08929b161d2efd26984916cb607e4aee5f7f3dbbbd713f5be8e72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01743",
    "kind": "arxiv",
    "version": 2
  }
}