Pith Number

pith:EV3KPYZF

pith:2017:EV3KPYZFOFHGFPO23E3K3MUGEI

not attested not anchored not stored refs pending

Probing the Broad Line Region and the Accretion Disk in the Lensed Quasars HE0435-1223, WFI2033-4723, and HE2149-2745 using Gravitational Microlensing

Chile), E.E. Falco (Harvard-Smithsonian Center for Astrophysics), E. Mediavilla (Universidad de La Laguna, J.A. Munoz (Universidad de Valencia, J. Jimenez-Vicente (Universidad de Granada, K. Rojas (Universidad de Valparaiso, Spain), V. Motta (Universidad de Valparaiso

arxiv:1703.00400 v1 · 2017-03-01 · 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{EV3KPYZFOFHGFPO23E3K3MUGEI}

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	2026-05-18T00:49:43.039857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2576a7e325714e62bddad936adb2862227764597dd8135ca7320f17f28212336

Aliases

arxiv: 1703.00400 · arxiv_version: 1703.00400v1 · doi: 10.48550/arxiv.1703.00400 · pith_short_12: EV3KPYZFOFHG · pith_short_16: EV3KPYZFOFHGFPO2 · pith_short_8: EV3KPYZF

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/EV3KPYZFOFHGFPO23E3K3MUGEI \
  | 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: 2576a7e325714e62bddad936adb2862227764597dd8135ca7320f17f28212336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a7949b0958edf5c996209aea6b2340cd104de0518d3368749578236ffb895d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-03-01T17:19:41Z",
    "title_canon_sha256": "471153c54ca364577573832d916ce45f92dc269dd25c35a58dbe9116b0039618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00400",
    "kind": "arxiv",
    "version": 1
  }
}