Pith Number

pith:QJQSL7DF

pith:1993:QJQSL7DF6NOEVTD7WOKS7XPVZB

not attested not anchored not stored refs pending

Sewing Constraints and Non-Orientable Open Strings

A. Sagnotti, D. Fioravanti, G. Pradisi

arxiv:hep-th/9311183 v1 · 1993-11-30 · 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{QJQSL7DF6NOEVTD7WOKS7XPVZB}

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.

Cited by

2 papers in Pith

Aspects of strings without spacetime supersymmetry

No boundary density matrix in elliptic de Sitter dS/$\mathbb{Z}_2$

Receipt and verification

First computed	2026-05-18T04:37:42.937618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826125fc65f35c4acc7fb3952fddf5c87ef3e134d107d5b0f4e16f6d32363a93

Aliases

arxiv: hep-th/9311183 · arxiv_version: hep-th/9311183v1 · doi: 10.48550/arxiv.hep-th/9311183 · pith_short_12: QJQSL7DF6NOE · pith_short_16: QJQSL7DF6NOEVTD7 · pith_short_8: QJQSL7DF

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/QJQSL7DF6NOEVTD7WOKS7XPVZB \
  | 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: 826125fc65f35c4acc7fb3952fddf5c87ef3e134d107d5b0f4e16f6d32363a93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73a719261e848ede118428affed7a06df67ae3c8e920f04e648654fe7c3c5e29",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-11-30T16:43:48Z",
    "title_canon_sha256": "b178fde0b854f9b95b602d72fe3bd41930ee5787a87034700090dd193d6853a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9311183",
    "kind": "arxiv",
    "version": 1
  }
}