Pith Number

pith:3VHT32BL

pith:2018:3VHT32BL7UU4MCNKXPPE3NRVNZ

not attested not anchored not stored refs pending

The Casimir effect in string theory

Alexandros Kehagias, Herve Partouche

arxiv:1812.10774 v2 · 2018-12-27 · hep-th · gr-qc · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3VHT32BL7UU4MCNKXPPE3NRVNZ}

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	2026-05-17T23:47:26.821631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd4f3de82bfd29c609aabbde4db6356e5f4b599b6b005ce35e8e59e4c447e69c

Aliases

arxiv: 1812.10774 · arxiv_version: 1812.10774v2 · doi: 10.48550/arxiv.1812.10774 · pith_short_12: 3VHT32BL7UU4 · pith_short_16: 3VHT32BL7UU4MCNK · pith_short_8: 3VHT32BL

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/3VHT32BL7UU4MCNKXPPE3NRVNZ \
  | 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: dd4f3de82bfd29c609aabbde4db6356e5f4b599b6b005ce35e8e59e4c447e69c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99f056a498849121bc2f1a875b4ddbb9dd06568ddf55da84ce3a0830d6d15b12",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-12-27T17:16:03Z",
    "title_canon_sha256": "a8fbdd56b4ab59b33a99fa07cb46a11f413858b83c4216cdd0be95f6a8d609e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10774",
    "kind": "arxiv",
    "version": 2
  }
}