Pith Number

pith:FHNF6FJ2

pith:2017:FHNF6FJ23ZAJR6ZSYGCA65JFWB

not attested not anchored not stored refs pending

H0LiCOW VIII. A weak lensing measurement of the external convergence in the field of the lensed quasar HE$\,$0435$-$1223

C. D. Fassnacht, C. E. Rusu, D. Harvey, D. Sluse, F. Courbin, G. Meylan, K. C. Wong, O. Tihhonova, P. J. Marshall, S. Hilbert, S. H. Suyu, T. Treu, V. Bonvin

arxiv:1711.08804 v1 · 2017-11-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHNF6FJ23ZAJR6ZSYGCA65JFWB}

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	2026-05-18T00:17:08.496932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29da5f153ade4098fb32c1840f7525b074c9e881a8f0fe6fcdcad9e81b4420e4

Aliases

arxiv: 1711.08804 · arxiv_version: 1711.08804v1 · doi: 10.48550/arxiv.1711.08804 · pith_short_12: FHNF6FJ23ZAJ · pith_short_16: FHNF6FJ23ZAJR6ZS · pith_short_8: FHNF6FJ2

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/FHNF6FJ23ZAJR6ZSYGCA65JFWB \
  | 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: 29da5f153ade4098fb32c1840f7525b074c9e881a8f0fe6fcdcad9e81b4420e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4def8457647d2a40ada62079fd3dbf8ab5c29e1876d68bf5ae9502f5276384",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-11-23T19:00:02Z",
    "title_canon_sha256": "c27828a5c8940cd998507f5309bc7ee4fa83f04bda62bf7d6205544b7d2d64a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08804",
    "kind": "arxiv",
    "version": 1
  }
}