Pith Number

pith:VGJ4D272

pith:2014:VGJ4D272G2WNBZTYV25XZ2MXXH

not attested not anchored not stored refs pending

Orbital signatures from observed light curves of blazars

A. Mangalam (1), Bangalore, India), P. Mohan (1) ((1) Indian Institute of Astrophysics

arxiv:1404.0527 v1 · 2014-04-02 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGJ4D272G2WNBZTYV25XZ2MXXH}

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	2026-05-18T01:43:43.020272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a993c1ebfa36acd0e678aebb7ce997b9e0e3decadaee2d46510957de21b5aa3b

Aliases

arxiv: 1404.0527 · arxiv_version: 1404.0527v1 · doi: 10.48550/arxiv.1404.0527 · pith_short_12: VGJ4D272G2WN · pith_short_16: VGJ4D272G2WNBZTY · pith_short_8: VGJ4D272

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/VGJ4D272G2WNBZTYV25XZ2MXXH \
  | 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: a993c1ebfa36acd0e678aebb7ce997b9e0e3decadaee2d46510957de21b5aa3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22cd151ade070c2ee29f3d43a417e27493674e713106782f030c11403a7f07c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-04-02T12:12:56Z",
    "title_canon_sha256": "b73d8e6133e63355fae2eddc666bcd5fed9536990aee0165619ea111ce502454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0527",
    "kind": "arxiv",
    "version": 1
  }
}