Pith Number

pith:B7FBX5Y4

pith:2011:B7FBX5Y4FJWXCHA3DVFXAD5SH2

not attested not anchored not stored refs pending

Gravitational wave astronomy - astronomy of the 21st century

S. V. Dhurandhar

arxiv:1104.2968 v1 · 2011-04-15 · 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{B7FBX5Y4FJWXCHA3DVFXAD5SH2}

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	2026-05-18T04:24:06.812313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fca1bf71c2a6d711c1b1d4b700fb23e90e2f6db04203d182596cbafc214c628

Aliases

arxiv: 1104.2968 · arxiv_version: 1104.2968v1 · doi: 10.48550/arxiv.1104.2968 · pith_short_12: B7FBX5Y4FJWX · pith_short_16: B7FBX5Y4FJWXCHA3 · pith_short_8: B7FBX5Y4

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/B7FBX5Y4FJWXCHA3DVFXAD5SH2 \
  | 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: 0fca1bf71c2a6d711c1b1d4b700fb23e90e2f6db04203d182596cbafc214c628

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ae138bdccc25495f122810d78a9f3a3b90675c1cf1282dc00e48df76330773a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-04-15T06:51:21Z",
    "title_canon_sha256": "317d5718b7caae94f20d2bc3fc29435d0a76096b78657ead3cdd15a53136b4c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2968",
    "kind": "arxiv",
    "version": 1
  }
}