Pith Number

pith:V4KTVZC6

pith:1998:V4KTVZC675XWSRV6PHZJCXKAND

not attested not anchored not stored refs pending

The problem of time in parametrized theories

Edgardo T. Garcia Alvarez, Fabian H. Gaioli

arxiv:gr-qc/9807076 v1 · 1998-07-28 · 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{V4KTVZC675XWSRV6PHZJCXKAND}

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	2026-05-18T01:39:18.461661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af153ae45eff6f6946be79f2915d4068dee013c3436cfec3e97dea83aa8e8b71

Aliases

arxiv: gr-qc/9807076 · arxiv_version: gr-qc/9807076v1 · doi: 10.48550/arxiv.gr-qc/9807076 · pith_short_12: V4KTVZC675XW · pith_short_16: V4KTVZC675XWSRV6 · pith_short_8: V4KTVZC6

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/V4KTVZC675XWSRV6PHZJCXKAND \
  | 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: af153ae45eff6f6946be79f2915d4068dee013c3436cfec3e97dea83aa8e8b71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be837a6afb2d81fdfc89d581e349009db3d83eae197e39090fb39172cf0520cb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-07-28T22:06:58Z",
    "title_canon_sha256": "c84a12a65723ccc79a7226655c31eb63cfbc684a1e42c824cb71245b5d65b034"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9807076",
    "kind": "arxiv",
    "version": 1
  }
}