Pith Number

pith:FV47GHMD

pith:2009:FV47GHMDAPPYE5AVT5OLNIWRPW

not attested not anchored not stored refs pending

On The Problem of Vacuum energy in Brane Theories

Aharon Davidson, Ilya Gurwich, Shimon Rubin

arxiv:0908.2070 v1 · 2009-08-14 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FV47GHMDAPPYE5AVT5OLNIWRPW}

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	2026-05-18T02:12:34.233057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d79f31d8303df8274159f5cb6a2d17da702238ddcccd2128c0cdc418d72b749

Aliases

arxiv: 0908.2070 · arxiv_version: 0908.2070v1 · doi: 10.48550/arxiv.0908.2070 · pith_short_12: FV47GHMDAPPY · pith_short_16: FV47GHMDAPPYE5AV · pith_short_8: FV47GHMD

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/FV47GHMDAPPYE5AVT5OLNIWRPW \
  | 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: 2d79f31d8303df8274159f5cb6a2d17da702238ddcccd2128c0cdc418d72b749

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63db50500e0ebed62d121bb5ef66c57807fcf192a5788b9276fcb469eb49ca0c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-08-14T13:57:37Z",
    "title_canon_sha256": "5b4550b49c320467e275781ff9ff2cb02c11ef4e158e282c46049e398e531cae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2070",
    "kind": "arxiv",
    "version": 1
  }
}