Pith Number

pith:ZIU7ZEA3

pith:2013:ZIU7ZEA353VJG3AOIDISH6CUJX

not attested not anchored not stored refs pending

A note on M2-branes in opposite charge

Johan Bl{\aa}b\"ack

arxiv:1309.2640 v1 · 2013-09-10 · 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{ZIU7ZEA353VJG3AOIDISH6CUJX}

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	2026-05-18T02:56:44.001056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca29fc901beeea936c0e40d123f8544de6d4ebc80e893e2a205448c8aee7996b

Aliases

arxiv: 1309.2640 · arxiv_version: 1309.2640v1 · doi: 10.48550/arxiv.1309.2640 · pith_short_12: ZIU7ZEA353VJ · pith_short_16: ZIU7ZEA353VJG3AO · pith_short_8: ZIU7ZEA3

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/ZIU7ZEA353VJG3AOIDISH6CUJX \
  | 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: ca29fc901beeea936c0e40d123f8544de6d4ebc80e893e2a205448c8aee7996b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df603725f7ed4ed0bacc22fb867f72037435e91dac307b903e10b76ba1f1f8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-09-10T20:00:04Z",
    "title_canon_sha256": "48ffcf6628f71e533bdccd62e9911a53533ef32b71c090ac67da356f40e7edc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2640",
    "kind": "arxiv",
    "version": 1
  }
}