Pith Number

pith:MZRP6ITY

pith:2008:MZRP6ITY2PCTZFSOWFDMNPAUIG

not attested not anchored not stored refs pending

On discrete features of the wave equation in singular pp-wave backgrounds

Oleg Evnin, Timothy Nguyen

arxiv:0806.3057 v2 · 2008-06-18 · hep-th · 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{MZRP6ITY2PCTZFSOWFDMNPAUIG}

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	2026-05-18T04:20:59.552994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6662ff2278d3c53c964eb146c6bc1441b0b506fed4409fa0860d2a99f669a7b8

Aliases

arxiv: 0806.3057 · arxiv_version: 0806.3057v2 · doi: 10.48550/arxiv.0806.3057 · pith_short_12: MZRP6ITY2PCT · pith_short_16: MZRP6ITY2PCTZFSO · pith_short_8: MZRP6ITY

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/MZRP6ITY2PCTZFSOWFDMNPAUIG \
  | 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: 6662ff2278d3c53c964eb146c6bc1441b0b506fed4409fa0860d2a99f669a7b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92812dac717f56b97f9abacb1a715fade37e4a4477eabc65764cce6c5a217bcd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-06-18T17:56:44Z",
    "title_canon_sha256": "aca90260c125799fca73e1c373b9d6decd693317464a4b0f6845017b015dde41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3057",
    "kind": "arxiv",
    "version": 2
  }
}