Pith Number

pith:UV2H3CFT

pith:1999:UV2H3CFTWZ24LAIT5JJOQDNCKQ

not attested not anchored not stored refs pending

Imploding Scalar Fields

Mark D. Roberts

arxiv:gr-qc/9905006 v1 · 1999-05-02 · 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{UV2H3CFTWZ24LAIT5JJOQDNCKQ}

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	2026-05-18T04:25:11.844217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5747d88b3b675c58113ea52e80da254100159fd83d2fe317907f659e358932f

Aliases

arxiv: gr-qc/9905006 · arxiv_version: gr-qc/9905006v1 · doi: 10.48550/arxiv.gr-qc/9905006 · pith_short_12: UV2H3CFTWZ24 · pith_short_16: UV2H3CFTWZ24LAIT · pith_short_8: UV2H3CFT

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/UV2H3CFTWZ24LAIT5JJOQDNCKQ \
  | 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: a5747d88b3b675c58113ea52e80da254100159fd83d2fe317907f659e358932f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e37b4dd20bb2ba91f86b08978ace5d176788183045008b66fca98760e379fdc3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-05-02T16:09:12Z",
    "title_canon_sha256": "1323a5c51dfdbd8156aa228064b81bd0b029f91e3fa833017f873623ba82fee1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9905006",
    "kind": "arxiv",
    "version": 1
  }
}