Pith Number

pith:YACSGNU4

pith:2015:YACSGNU4YC7CQI7B3MWUQ5ERMJ

not attested not anchored not stored refs pending

Polarization microlensing in the quadruply imaged broad absorption line quasar H1413+117

D. Hutsem\'ekers, D. Sluse, L. Braibant, T. Anguita

arxiv:1510.06047 v2 · 2015-10-20 · 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{YACSGNU4YC7CQI7B3MWUQ5ERMJ}

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	2026-05-18T01:26:09.347663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c00523369cc0be2823e1db2d487491625be4986deeb379dc91962e9d21cd2f6b

Aliases

arxiv: 1510.06047 · arxiv_version: 1510.06047v2 · doi: 10.48550/arxiv.1510.06047 · pith_short_12: YACSGNU4YC7C · pith_short_16: YACSGNU4YC7CQI7B · pith_short_8: YACSGNU4

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/YACSGNU4YC7CQI7B3MWUQ5ERMJ \
  | 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: c00523369cc0be2823e1db2d487491625be4986deeb379dc91962e9d21cd2f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add92faa39363e3ca815e3d92f055b5f66896b5e71b738262d09d5cd25aecd13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-20T20:25:19Z",
    "title_canon_sha256": "b71778aca6649886137b94f68b0cc0f0ed4bb53b10888423ce595bd08bbe2765"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06047",
    "kind": "arxiv",
    "version": 2
  }
}