Pith Number

pith:DLZNQB6Q

pith:2011:DLZNQB6QGU245R2OKUGVVP7477

not attested not anchored not stored refs pending

Casimir effect with a helix torus boundary condition

Chao-Jun Feng, Xiang-Hua Zhai, Xin-zhou Li

arxiv:1107.4846 v1 · 2011-07-25 · 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{DLZNQB6QGU245R2OKUGVVP7477}

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	2026-05-18T02:01:10.765118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1af2d807d03535cec74e550d5abffcffd1fb70b1a47c00012fadfd32fadb19b6

Aliases

arxiv: 1107.4846 · arxiv_version: 1107.4846v1 · doi: 10.48550/arxiv.1107.4846 · pith_short_12: DLZNQB6QGU24 · pith_short_16: DLZNQB6QGU245R2O · pith_short_8: DLZNQB6Q

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/DLZNQB6QGU245R2OKUGVVP7477 \
  | 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: 1af2d807d03535cec74e550d5abffcffd1fb70b1a47c00012fadfd32fadb19b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8da3518ab0d61efd9065bad60f1e1002a7e51c6c217df09492496af7be3e058",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-07-25T05:56:56Z",
    "title_canon_sha256": "9f60d708403973aae34e8e1ed977e6e6a5be348656aba9d9f188d6cc5f5ae0f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4846",
    "kind": "arxiv",
    "version": 1
  }
}