Pith Number

pith:CQBE2SGJ

pith:1993:CQBE2SGJDZZLDSN4FRF5NUES7H

not attested not anchored not stored refs pending

Proper Time Formalism and Gauge Invariance in Open String Interactions

B. Sathiapalan

arxiv:hep-th/9309015 v1 · 1993-09-02 · 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{CQBE2SGJDZZLDSN4FRF5NUES7H}

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	2026-05-18T04:37:43.113845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14024d48c91e72b1c9bc2c4bd6d092f9e19d91abff3e0c14049a04525269f926

Aliases

arxiv: hep-th/9309015 · arxiv_version: hep-th/9309015v1 · doi: 10.48550/arxiv.hep-th/9309015 · pith_short_12: CQBE2SGJDZZL · pith_short_16: CQBE2SGJDZZLDSN4 · pith_short_8: CQBE2SGJ

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/CQBE2SGJDZZLDSN4FRF5NUES7H \
  | 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: 14024d48c91e72b1c9bc2c4bd6d092f9e19d91abff3e0c14049a04525269f926

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "739d262283895f513f2914084436be52292e9042ff6939c359ec4270e7eea173",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-09-02T15:21:00Z",
    "title_canon_sha256": "be7163714e043a1ca3f89bf02951704f205cc36c9e72c701f2216243623df43f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9309015",
    "kind": "arxiv",
    "version": 1
  }
}