Pith Number

pith:Q2W654PK

pith:2008:Q2W654PKIQAS6Q2XLP7TBP43GB

not attested not anchored not stored refs pending

Q-instantons

A. Ploegh, D. Sorokin, E. A. Bergshoeff, J. Hartong

arxiv:0801.4956 v1 · 2008-01-31 · 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{Q2W654PKIQAS6Q2XLP7TBP43GB}

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	2026-05-18T02:35:23.418198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86adeef1ea44012f43575bff30bf9b3042526081cdcd0c54a76e360f34114ab5

Aliases

arxiv: 0801.4956 · arxiv_version: 0801.4956v1 · doi: 10.48550/arxiv.0801.4956 · pith_short_12: Q2W654PKIQAS · pith_short_16: Q2W654PKIQAS6Q2X · pith_short_8: Q2W654PK

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/Q2W654PKIQAS6Q2XLP7TBP43GB \
  | 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: 86adeef1ea44012f43575bff30bf9b3042526081cdcd0c54a76e360f34114ab5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59c510801265076afef3b52820098d450262c5d9091d69e1e6d18aa9d5e896fe",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2008-01-31T19:11:23Z",
    "title_canon_sha256": "163cae2ba174d57bd3d2a36ee78601aae581a486e043809bcd911f1abd26a741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.4956",
    "kind": "arxiv",
    "version": 1
  }
}