Pith Number

pith:CW2A5USJ

pith:2001:CW2A5USJP7MZ3QI2RIYVWHDVW4

not attested not anchored not stored refs pending

H-Branes and Chiral Strings

Ian I. Kogan, Nuno B.B. Reis

arxiv:hep-th/0107163 v1 · 2001-07-19 · 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{CW2A5USJP7MZ3QI2RIYVWHDVW4}

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	2026-05-18T02:36:11.833359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15b40ed2497fd99dc11a8a315b1c75b7121ec23e2ee6693ea113c265303f22ac

Aliases

arxiv: hep-th/0107163 · arxiv_version: hep-th/0107163v1 · doi: 10.48550/arxiv.hep-th/0107163 · pith_short_12: CW2A5USJP7MZ · pith_short_16: CW2A5USJP7MZ3QI2 · pith_short_8: CW2A5USJ

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/CW2A5USJP7MZ3QI2RIYVWHDVW4 \
  | 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: 15b40ed2497fd99dc11a8a315b1c75b7121ec23e2ee6693ea113c265303f22ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437c363b8132bed3f0193d51690cc4f81b699ad9fde0a8188066ff8cc15bd56d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-07-19T19:22:18Z",
    "title_canon_sha256": "b6ce54f76518ca5c67c6f081e20627ffa86a971b64d763915f66c1dd3aa9dc73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0107163",
    "kind": "arxiv",
    "version": 1
  }
}