Pith Number

pith:BY2PYWSI

pith:2018:BY2PYWSIMXUYOF5IYQ757KSZY4

not attested not anchored not stored refs pending

Expansion of a mildly relativistic hot pair cloud into an electron-proton plasma

A Alejo, G Sarri, ME Dieckmann

arxiv:1805.10447 v2 · 2018-05-26 · 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{BY2PYWSIMXUYOF5IYQ757KSZY4}

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	2026-05-18T00:09:24.645154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e34fc5a4865e98717a8c43fdfaa59c703dc844b55634ff734497d6bb5622086

Aliases

arxiv: 1805.10447 · arxiv_version: 1805.10447v2 · doi: 10.48550/arxiv.1805.10447 · pith_short_12: BY2PYWSIMXUY · pith_short_16: BY2PYWSIMXUYOF5I · pith_short_8: BY2PYWSI

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/BY2PYWSIMXUYOF5IYQ757KSZY4 \
  | 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: 0e34fc5a4865e98717a8c43fdfaa59c703dc844b55634ff734497d6bb5622086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "594107d2c6b3b19b920f0c4ac97f04d8572ee2b611f324429fe71c05446ad564",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-26T08:34:55Z",
    "title_canon_sha256": "2c57acf21a8e3e50ec8eece26a81155a8ea9c5dac206226bffb76fd345a06a78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10447",
    "kind": "arxiv",
    "version": 2
  }
}