Pith Number

pith:ETGRZTTS

pith:2014:ETGRZTTSEFZJY26W3JRFVPJSLQ

not attested not anchored not stored refs pending

Gyratonic pp-waves and their impulsive limit

Jiri Podolsky, Robert Svarc, Roland Steinbauer

arxiv:1406.3227 v2 · 2014-06-12 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETGRZTTSEFZJY26W3JRFVPJSLQ}

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	2026-05-18T02:44:08.847098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24cd1cce7221729c6bd6da625abd325c023178e6feb0f407f8d3bac887aec039

Aliases

arxiv: 1406.3227 · arxiv_version: 1406.3227v2 · doi: 10.48550/arxiv.1406.3227 · pith_short_12: ETGRZTTSEFZJ · pith_short_16: ETGRZTTSEFZJY26W · pith_short_8: ETGRZTTS

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/ETGRZTTSEFZJY26W3JRFVPJSLQ \
  | 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: 24cd1cce7221729c6bd6da625abd325c023178e6feb0f407f8d3bac887aec039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a45e8b0f5d4fe895742443b67dc7f2d631c7d21a20601a073e08cd3b887066a2",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-06-12T13:06:46Z",
    "title_canon_sha256": "281026f44d47217b68ce4b38bc9d50c2498094f529b22abdb9f634e2909eae50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3227",
    "kind": "arxiv",
    "version": 2
  }
}