Pith Number

pith:PG25ZSVK

pith:2014:PG25ZSVKYPQ3RYXEVDM2NMY3GT

not attested not anchored not stored refs pending

A transmission problem for quasi-linear wave equations

Lars Andersson, Todd A. Oliynyk

arxiv:1401.0277 v1 · 2014-01-01 · math.AP · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PG25ZSVKYPQ3RYXEVDM2NMY3GT}

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	2026-05-18T03:02:07.120057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b5dccaaac3e1b8e2e4a8d9a6b31b34dc5e3c44a5c7221a313609680f5687a3

Aliases

arxiv: 1401.0277 · arxiv_version: 1401.0277v1 · doi: 10.48550/arxiv.1401.0277 · pith_short_12: PG25ZSVKYPQ3 · pith_short_16: PG25ZSVKYPQ3RYXE · pith_short_8: PG25ZSVK

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/PG25ZSVKYPQ3RYXEVDM2NMY3GT \
  | 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: 79b5dccaaac3e1b8e2e4a8d9a6b31b34dc5e3c44a5c7221a313609680f5687a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b4ecbcfb462b3e471d9e04ad56e8d1e516e26b42d2dd3ff4aa7f538703cb93b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-01T11:57:56Z",
    "title_canon_sha256": "66e3587e9112b6a18e943829773e28add9e0095c55f8e68f3de29fcbee6a84ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0277",
    "kind": "arxiv",
    "version": 1
  }
}