Pith Number

pith:4NK6VBNM

pith:2001:4NK6VBNMGVBEN3NJYB43BFRJVY

not attested not anchored not stored refs pending

*-Trek III: The Search for Ramond-Ramond Couplings

Hong Liu, Jeremy Michelson (Rutgers University)

arxiv:hep-th/0107172 v1 · 2001-07-20 · 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{4NK6VBNMGVBEN3NJYB43BFRJVY}

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	2026-05-18T02:36:11.818732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e355ea85ac354246eda9c079b09629ae1b84c662db2f271def094fa9ab21ef92

Aliases

arxiv: hep-th/0107172 · arxiv_version: hep-th/0107172v1 · doi: 10.48550/arxiv.hep-th/0107172 · pith_short_12: 4NK6VBNMGVBE · pith_short_16: 4NK6VBNMGVBEN3NJ · pith_short_8: 4NK6VBNM

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/4NK6VBNMGVBEN3NJYB43BFRJVY \
  | 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: e355ea85ac354246eda9c079b09629ae1b84c662db2f271def094fa9ab21ef92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "577d8df24e2034d9dd04bb8d59c6a06ec02979d80ed9ab818b8614bb212e94b2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-07-20T21:37:09Z",
    "title_canon_sha256": "0b88cc8628d86e494d3ace90505aa816739bbc94992c3fd1288c8fd576fa7b6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0107172",
    "kind": "arxiv",
    "version": 1
  }
}