Pith Number

pith:DA6HA4B4

pith:2011:DA6HA4B4355NSXKYI2BTCUUKBB

not attested not anchored not stored refs pending

A Note on Angular Momentum Commutators in Light-Cone Formulation of Open Bosonic String Theory

Klaus Bering

arxiv:1104.4446 v2 · 2011-04-22 · 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{DA6HA4B4355NSXKYI2BTCUUKBB}

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	2026-05-18T04:01:23.278690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183c70703cdf7ad95d58468331528a08702fc21c9ca11079c0e92d30840720cd

Aliases

arxiv: 1104.4446 · arxiv_version: 1104.4446v2 · doi: 10.48550/arxiv.1104.4446 · pith_short_12: DA6HA4B4355N · pith_short_16: DA6HA4B4355NSXKY · pith_short_8: DA6HA4B4

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/DA6HA4B4355NSXKYI2BTCUUKBB \
  | 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: 183c70703cdf7ad95d58468331528a08702fc21c9ca11079c0e92d30840720cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e67310948cc1121bcade03fbe2f787279d3140d70d2b4feb0ae746d894b5ac39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-04-22T14:20:53Z",
    "title_canon_sha256": "685df0289df91e50f06ba0525eb96299e62037d7a59999f017d7245040ef0c32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4446",
    "kind": "arxiv",
    "version": 2
  }
}