Pith Number

pith:2RZCC5F7

pith:2018:2RZCC5F7ZCG4B7FXIG3LMQFYNE

not attested not anchored not stored refs pending

High-resolution polarization imaging of the Fermi blazar 3C 279

A. P. Marscher, B. Rani, S. G. Jorstad

arxiv:1805.04588 v1 · 2018-05-11 · 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{2RZCC5F7ZCG4B7FXIG3LMQFYNE}

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	2026-05-18T00:16:06.981853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4722174bfc88dc0fcb741b6b640b86911b15cf0ee6bccc79543574375c5d792

Aliases

arxiv: 1805.04588 · arxiv_version: 1805.04588v1 · doi: 10.48550/arxiv.1805.04588 · pith_short_12: 2RZCC5F7ZCG4 · pith_short_16: 2RZCC5F7ZCG4B7FX · pith_short_8: 2RZCC5F7

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/2RZCC5F7ZCG4B7FXIG3LMQFYNE \
  | 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: d4722174bfc88dc0fcb741b6b640b86911b15cf0ee6bccc79543574375c5d792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "722e676014e77110d76af491eae8fd517c82982c20cf5b7904cc02359c6d8eda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-11T20:46:22Z",
    "title_canon_sha256": "fca8f06e3d1220773eb013453823b9d12134d8a9724570ba9a7282efa8254f9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04588",
    "kind": "arxiv",
    "version": 1
  }
}