Pith Number

pith:XXRC65AM

pith:2011:XXRC65AMSS6DL57GOHFXJTO3DS

not attested not anchored not stored refs pending

I. Flux and color variations of the quadruply imaged quasar HE 0435-1223

A. Elyiv, A. Hornstrup, C. C. Th\"one, C. Liebig, C. Snodgrass, D. Ricci, F. Finet, F. Grundahl, F. Hessman, F. Zimmer, G. Maier, G. Masi, G. Scarpetta J. Skottfelt, J. Poels, J. Southworth, J. Surdej, J. Teuber, J. Wambsgan{\ss}, K. Harps{\o}e, L. Mancini, M. Burgdorf, M. Dominik, M. Glitrup, M. Hundertmark, M. Mathiasen, M. Zub, P. Browne, P. G. Sprimont, S. Calchi Novati, S. Dreizler, S. Rahvar, T. Anguita, T. C. Hinse, U. G. J{\o}rgensen, V. Bozza

arxiv:1101.3664 v3 · 2011-01-19 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXRC65AMSS6DL57GOHFXJTO3DS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:26.431578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bde22f740c94bc35f7e671cb74cddb1cab3b35be4dbb06b53cf546561c319596

Aliases

arxiv: 1101.3664 · arxiv_version: 1101.3664v3 · doi: 10.48550/arxiv.1101.3664 · pith_short_12: XXRC65AMSS6D · pith_short_16: XXRC65AMSS6DL57G · pith_short_8: XXRC65AM

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/XXRC65AMSS6DL57GOHFXJTO3DS \
  | 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: bde22f740c94bc35f7e671cb74cddb1cab3b35be4dbb06b53cf546561c319596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25422dda46e8a055760ad53fe5d4c3f5e82fbac41c92f598ef251c20730d2a67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-19T11:10:04Z",
    "title_canon_sha256": "dcf1a93a00fc4fe45ed796a3e530d8e096bb490810bd856f9fe25dac4ed17068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3664",
    "kind": "arxiv",
    "version": 3
  }
}