Pith Number

pith:7HPGEXXU

pith:2005:7HPGEXXU7ROIMOGECXDIUDKTFO

not attested not anchored not stored refs pending

Geometry of manifolds with area metric: multi-metric backgrounds

Frederic P. Schuller, Mattias N.R. Wohlfarth

arxiv:hep-th/0508170 v2 · 2005-08-23 · hep-th · gr-qc · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7HPGEXXU7ROIMOGECXDIUDKTFO}

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	2026-07-04T16:56:18.394637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9de625ef4fc5c8638c415c68a0d532b8a3eda0f7221f732e3f50bdcaef3e5a2

Aliases

arxiv: hep-th/0508170 · arxiv_version: hep-th/0508170v2 · doi: 10.48550/arxiv.hep-th/0508170 · pith_short_12: 7HPGEXXU7ROI · pith_short_16: 7HPGEXXU7ROIMOGE · pith_short_8: 7HPGEXXU

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/7HPGEXXU7ROIMOGECXDIUDKTFO \
  | 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: f9de625ef4fc5c8638c415c68a0d532b8a3eda0f7221f732e3f50bdcaef3e5a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dda07695d1c668edfbd192d34842dc8e709f6bbdfb7b085adea1de03df3e6c6",
    "cross_cats_sorted": [
      "gr-qc",
      "math.DG"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-08-23T16:42:20Z",
    "title_canon_sha256": "34ac6289c4dc31d9826cc86a67cd637c287b36b53d0d24f361267bd35359f994"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0508170",
    "kind": "arxiv",
    "version": 2
  }
}