Pith Number

pith:QGLFRKZA

pith:2017:QGLFRKZAYD2KBNF25ZDK5PB4RD

not attested not anchored not stored refs pending

TFAW: wavelet-based signal reconstruction to reduce photometric noise in time-domain surveys

2, (2) University of North Carolina at Chapel Hill, 3), 3) ((1) Dept. de F\'isica Qu\`antica i Astrof\'isica, (3) Observatori Fabra, Astronomy, D. del Ser (1, Department of Physics, Institut de Ci\`encies del Cosmos (ICCUB), J. N\'u\~nez (1, O. Fors (1, Reial Acad\`emia de Ci\`encies i Arts de Barcelona), Universitat de Barcelona

arxiv:1702.06547 v2 · 2017-02-21 · astro-ph.IM · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGLFRKZAYD2KBNF25ZDK5PB4RD}

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	2026-05-18T00:00:46.004225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

819658ab20c0f4a0b4baee46aebc3c88c8c0c9fdb4ecaa75f854ff7de2973b18

Aliases

arxiv: 1702.06547 · arxiv_version: 1702.06547v2 · doi: 10.48550/arxiv.1702.06547 · pith_short_12: QGLFRKZAYD2K · pith_short_16: QGLFRKZAYD2KBNF2 · pith_short_8: QGLFRKZA

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/QGLFRKZAYD2KBNF25ZDK5PB4RD \
  | 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: 819658ab20c0f4a0b4baee46aebc3c88c8c0c9fdb4ecaa75f854ff7de2973b18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f6115548cd320b80662a11bccec1b3388fd3ea13d5663aa4067c0379954b0e4",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-02-21T19:00:15Z",
    "title_canon_sha256": "8adb688c40d189a23b2a6ac0df9a4f4f91091be025bb27e645210b5ac38baf4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06547",
    "kind": "arxiv",
    "version": 2
  }
}