Pith Number

pith:DHEHQSF4

pith:2010:DHEHQSF4JT4GJKHSAC553LD6JB

not attested not anchored not stored refs pending

Geometric and topological structures related to M-branes II: Twisted String and String^c structures

Hisham Sati

arxiv:1007.5419 v2 · 2010-07-30 · hep-th · math.AT · 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{DHEHQSF4JT4GJKHSAC553LD6JB}

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	2026-05-18T04:10:57.125305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19c87848bc4cf864a8f200bbddac7e48498effa624a897fb29a28c8fc6aaa5da

Aliases

arxiv: 1007.5419 · arxiv_version: 1007.5419v2 · doi: 10.48550/arxiv.1007.5419 · pith_short_12: DHEHQSF4JT4G · pith_short_16: DHEHQSF4JT4GJKHS · pith_short_8: DHEHQSF4

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/DHEHQSF4JT4GJKHSAC553LD6JB \
  | 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: 19c87848bc4cf864a8f200bbddac7e48498effa624a897fb29a28c8fc6aaa5da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afa437c4df99c33cbf85d890e20b61ebcf51a1dd7eb3fd51c99139e8caccc608",
    "cross_cats_sorted": [
      "math.AT",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2010-07-30T11:33:47Z",
    "title_canon_sha256": "79f1834e620081f13a6329d91a511cbcd2f514b8c60a4a11b6bec8bd0e357a6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.5419",
    "kind": "arxiv",
    "version": 2
  }
}