Pith Number

pith:7F4HXGIP

pith:2010:7F4HXGIPU2VRDCHA3WR24T6O34

not attested not anchored not stored refs pending

Geometric and topological structures related to M-branes

Hisham Sati

arxiv:1001.5020 v2 · 2010-01-27 · math.DG · hep-th · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7F4HXGIPU2VRDCHA3WR24T6O34}

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	2026-05-18T04:39:16.709238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9787b990fa6ab1188e0dda3ae4fcedf05d11dae1b8f51e67685ae180752f671

Aliases

arxiv: 1001.5020 · arxiv_version: 1001.5020v2 · doi: 10.48550/arxiv.1001.5020 · pith_short_12: 7F4HXGIPU2VR · pith_short_16: 7F4HXGIPU2VRDCHA · pith_short_8: 7F4HXGIP

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/7F4HXGIPU2VRDCHA3WR24T6O34 \
  | 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: f9787b990fa6ab1188e0dda3ae4fcedf05d11dae1b8f51e67685ae180752f671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3130859732f9bd7495051cbb25380867790ee6e291183c766fd99af214a265b5",
    "cross_cats_sorted": [
      "hep-th",
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-01-27T20:57:19Z",
    "title_canon_sha256": "d2d6798c13c2aab31b681dd6ecf5939b853c1e93039aadc02a455c3c770362dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.5020",
    "kind": "arxiv",
    "version": 2
  }
}