Pith Number

pith:OBGUYQFW

pith:2018:OBGUYQFW2MDVQTZULSDHUTZWSD

not attested not anchored not stored refs pending

Multiwavelength Photometric and Spectropolarimetric Analysis of the FSRQ 3C 279

A. Carrami\~nana, E. L\'opez-Rodr\'iguez, E. M. Schlegel, J. Le\'on-Tavares, J. Vald\'es, L. Carrasco, S. Fernandes, V. Chavushyan, V. M. Pati\~no-\'Alvarez

arxiv:1806.01693 v1 · 2018-06-05 · 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{OBGUYQFW2MDVQTZULSDHUTZWSD}

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	2026-05-18T00:13:25.072619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

704d4c40b6d307584f345c867a4f3690f32d35c0e6affd09fec60c9095c04cb1

Aliases

arxiv: 1806.01693 · arxiv_version: 1806.01693v1 · doi: 10.48550/arxiv.1806.01693 · pith_short_12: OBGUYQFW2MDV · pith_short_16: OBGUYQFW2MDVQTZU · pith_short_8: OBGUYQFW

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/OBGUYQFW2MDVQTZULSDHUTZWSD \
  | 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: 704d4c40b6d307584f345c867a4f3690f32d35c0e6affd09fec60c9095c04cb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b14e9b53da3ad88ef3ff8f870c422e5fa28b06202c92094ee5cf4d250811759",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-05T13:52:50Z",
    "title_canon_sha256": "892c3da192782ded8be3317788926ca57a2cc280af9fd4a30a75663856342b67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01693",
    "kind": "arxiv",
    "version": 1
  }
}