Pith Number

pith:UJOLXNVV

pith:2020:UJOLXNVVUD7OSEVWBZF2HFQFSL

not attested not anchored not stored refs pending

Quantum Oppenheimer-Snyder model

Tim Schmitz, W{\l}odzimierz Piechocki

arxiv:2004.02939 v2 · 2020-04-06 · gr-qc · 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{UJOLXNVVUD7OSEVWBZF2HFQFSL}

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

1 paper in Pith

An analytic model for a total process of gravitational collapse: From star to Schwarzschild black hole

Receipt and verification

First computed	2026-07-05T01:25:25.301040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a25cbbb6b5a0fee912b60e4ba3960592d23c3273db7b5fd8611ec74b9e9e0f58

Aliases

arxiv: 2004.02939 · arxiv_version: 2004.02939v2 · doi: 10.48550/arxiv.2004.02939 · pith_short_12: UJOLXNVVUD7O · pith_short_16: UJOLXNVVUD7OSEVW · pith_short_8: UJOLXNVV

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/UJOLXNVVUD7OSEVWBZF2HFQFSL \
  | 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: a25cbbb6b5a0fee912b60e4ba3960592d23c3273db7b5fd8611ec74b9e9e0f58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b890519375f50fcb1513b0ee60ab067da0df7e47608c8d07695ac017539e4f08",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-04-06T18:56:18Z",
    "title_canon_sha256": "966fd84143b9665a536262dea5ae92e45b5b6955c5e10a49743b4a02061d04b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.02939",
    "kind": "arxiv",
    "version": 2
  }
}