Pith Number

pith:WG3IKNRP

pith:2019:WG3IKNRPMCAIMIYNSQJJDLRMBL

not attested not anchored not stored refs pending

FACT -- Multi-wavelength analysis of more than 30 flares of Mrk 421

Adrian Biland, Aleksander Paravac, Amit Shukla, Axel Arbet-Engels, Bernd Schleicher, Daniela Dorner, Dominik Baack, Dominik Elsaesser, Dominik Neise, Dorothee Hildebrand, Elan von Willert, Jens Buss, Kai Bruegge, Karl Mannheim, Kevin Sedlaczek, Manuel Doerr, Matteo Balbo, Maximilian Noethe, Michael Blank, Michael Bulinski, Roland Walter, Sebastian Mueller, Tomas Bretz, Vitalii Sliusar, Wolfgang Rhode

arxiv:1908.09770 v1 · 2019-08-26 · 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{WG3IKNRPMCAIMIYNSQJJDLRMBL}

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	2026-07-04T23:59:44.723079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1b685362f608086230d941291ae2c0af379df2780cbffbfe7f962fe25ccbfe9

Aliases

arxiv: 1908.09770 · arxiv_version: 1908.09770v1 · doi: 10.48550/arxiv.1908.09770 · pith_short_12: WG3IKNRPMCAI · pith_short_16: WG3IKNRPMCAIMIYN · pith_short_8: WG3IKNRP

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/WG3IKNRPMCAIMIYNSQJJDLRMBL \
  | 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: b1b685362f608086230d941291ae2c0af379df2780cbffbfe7f962fe25ccbfe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bcedd03a9245bf232099a405198bc68257d7b5bbb541fcb6bfda0b4892248ce",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-26T16:13:28Z",
    "title_canon_sha256": "b0a6ea81c289ef8eb4a8e967fe6e35bc0ce63fa4d7a6955af8f22a1e881ac341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09770",
    "kind": "arxiv",
    "version": 1
  }
}