Pith Number

pith:64PWBPAS

pith:2001:64PWBPASRP7NUGBYVIXOK6E6B4

not attested not anchored not stored refs pending

Testing the $\alpha'{}^3$ term in the non-abelian open superstring effective action

Alexander Sevrin, Paul Koerber

arxiv:hep-th/0109030 v3 · 2001-09-04 · 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{64PWBPASRP7NUGBYVIXOK6E6B4}

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	2026-05-18T02:36:11.578860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f71f60bc128bfeda1838aa2ee5789e0f0f79958231b205194b619a902c54d22a

Aliases

arxiv: hep-th/0109030 · arxiv_version: hep-th/0109030v3 · doi: 10.48550/arxiv.hep-th/0109030 · pith_short_12: 64PWBPASRP7N · pith_short_16: 64PWBPASRP7NUGBY · pith_short_8: 64PWBPAS

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/64PWBPASRP7NUGBYVIXOK6E6B4 \
  | 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: f71f60bc128bfeda1838aa2ee5789e0f0f79958231b205194b619a902c54d22a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f165b3e295516053b506545a2d569041595a4554789c13dee13b767bf72be20b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-09-04T20:26:31Z",
    "title_canon_sha256": "dd9fab05e8f1a1784c3ec6796495acc54562ae25ba46e48034a44aec68f01846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0109030",
    "kind": "arxiv",
    "version": 3
  }
}