Pith Number

pith:H4YTMXJ4

pith:2010:H4YTMXJ4A35HFJFUQBLV6U44MC

not attested not anchored not stored refs pending

On critical collapse of gravitational waves

Evgeny Sorkin

arxiv:1008.3319 v2 · 2010-08-19 · gr-qc · astro-ph.SR · 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{H4YTMXJ4A35HFJFUQBLV6U44MC}

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	2026-05-18T04:31:32.459611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f31365d3c06fa72a4b480575f539c60a2f5a5698fb2c1410d4c415627e0b465

Aliases

arxiv: 1008.3319 · arxiv_version: 1008.3319v2 · doi: 10.48550/arxiv.1008.3319 · pith_short_12: H4YTMXJ4A35H · pith_short_16: H4YTMXJ4A35HFJFU · pith_short_8: H4YTMXJ4

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/H4YTMXJ4A35HFJFUQBLV6U44MC \
  | 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: 3f31365d3c06fa72a4b480575f539c60a2f5a5698fb2c1410d4c415627e0b465

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f741ed80c73b8f3adeb4a7a5d84c0c5fb8afc9099cabb2b4e1e00d80727d65a",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-08-19T14:59:15Z",
    "title_canon_sha256": "31c1a4a5ae7b983d68f47286f7c3cf877c3260bd69d30b88439e4305964dc6d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3319",
    "kind": "arxiv",
    "version": 2
  }
}