Pith Number

pith:V4V56VXP

pith:1991:V4V56VXP3NAH6CHDV5CCDWUUNU

not attested not anchored not stored refs pending

Manifestly $O(d,d)$ Invariant Approach to Space-Time Dependent String Vacua

G. Veneziano, K.A. Meissner

arxiv:hep-th/9110004 v1 · 1991-10-01 · 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{V4V56VXP3NAH6CHDV5CCDWUUNU}

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	2026-05-18T01:38:45.159125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af2bdf56efdb407f08e3af4421da946d271da00b1528b7f37a9446f1f7f01309

Aliases

arxiv: hep-th/9110004 · arxiv_version: hep-th/9110004v1 · doi: 10.48550/arxiv.hep-th/9110004 · pith_short_12: V4V56VXP3NAH · pith_short_16: V4V56VXP3NAH6CHD · pith_short_8: V4V56VXP

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/V4V56VXP3NAH6CHDV5CCDWUUNU \
  | 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: af2bdf56efdb407f08e3af4421da946d271da00b1528b7f37a9446f1f7f01309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19c032e5b3ebd05f8f1c3f1d25b69029542a95f0f1d54007de8e4a28a42cb14b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1991-10-01T17:26:00Z",
    "title_canon_sha256": "f4221f4260584494d29760ddb3ae0e0789f2547a553ea444e9ca99e1c03ef9ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9110004",
    "kind": "arxiv",
    "version": 1
  }
}