Pith Number

pith:W3IEPPL3

pith:2013:W3IEPPL3OFRQ3XCXCRDPXOJR6Z

not attested not anchored not stored refs pending

Calculating Time Lags From Unevenly-Sampled Light Curves

Abderahmen Zoghbi, Chris Reynolds, Ed Cackett

arxiv:1308.5852 v1 · 2013-08-27 · 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{W3IEPPL3OFRQ3XCXCRDPXOJR6Z}

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	2026-05-18T01:47:58.010775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6d047bd7b71630ddc571446fbb931f66faac0dc8d14a57177e30aa0a1c4c6bb

Aliases

arxiv: 1308.5852 · arxiv_version: 1308.5852v1 · doi: 10.48550/arxiv.1308.5852 · pith_short_12: W3IEPPL3OFRQ · pith_short_16: W3IEPPL3OFRQ3XCX · pith_short_8: W3IEPPL3

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/W3IEPPL3OFRQ3XCXCRDPXOJR6Z \
  | 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: b6d047bd7b71630ddc571446fbb931f66faac0dc8d14a57177e30aa0a1c4c6bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4713dd7b7100d114f22a6ac43a373c20f43fd1e000d76ab7d842129b554282e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-27T12:59:24Z",
    "title_canon_sha256": "e469dbc0bc819dbb47675aa3d4c79870139af1fd3cb831ec1492ff3894218882"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5852",
    "kind": "arxiv",
    "version": 1
  }
}