Pith Number

pith:DFMGEGEF

pith:2011:DFMGEGEFE4CWU2XAL77P6QHBJ3

not attested not anchored not stored refs pending

Generalised Fourier integral operator methods for hyperbolic equations with singularities

Claudia Garetto, Michael Oberguggenberger

arxiv:1104.3035 v1 · 2011-04-15 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DFMGEGEFE4CWU2XAL77P6QHBJ3}

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	2026-05-18T04:24:06.703266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

195862188527056a6ae05ffeff40e14ed4ffc7a1b226a2cde024f4450bbaf406

Aliases

arxiv: 1104.3035 · arxiv_version: 1104.3035v1 · doi: 10.48550/arxiv.1104.3035 · pith_short_12: DFMGEGEFE4CW · pith_short_16: DFMGEGEFE4CWU2XA · pith_short_8: DFMGEGEF

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/DFMGEGEFE4CWU2XAL77P6QHBJ3 \
  | 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: 195862188527056a6ae05ffeff40e14ed4ffc7a1b226a2cde024f4450bbaf406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50cfe578fc8c54f16143c1bc0bd2a7559136f5742257ecbc36762071fab14b26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-04-15T12:39:50Z",
    "title_canon_sha256": "4b6bab7af7a71dfcb351523887e7a05a3a7217670392e06c79629f113cf49f68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3035",
    "kind": "arxiv",
    "version": 1
  }
}