Pith Number

pith:G4DIID64

pith:2016:G4DIID64AXHO3BZYNXAFEKVNUA

not attested not anchored not stored refs pending

Motion of photons in a background of gravitational wave

Chao-Guang Huang, Zhe Chang, Zhi-Chao Zhao

arxiv:1612.06939 v1 · 2016-12-21 · 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{G4DIID64AXHO3BZYNXAFEKVNUA}

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	2026-05-18T00:54:15.016755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3706840fdc05ceed87386dc0522aada006aa9da780b8ee897436af5cea406f5c

Aliases

arxiv: 1612.06939 · arxiv_version: 1612.06939v1 · doi: 10.48550/arxiv.1612.06939 · pith_short_12: G4DIID64AXHO · pith_short_16: G4DIID64AXHO3BZY · pith_short_8: G4DIID64

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/G4DIID64AXHO3BZYNXAFEKVNUA \
  | 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: 3706840fdc05ceed87386dc0522aada006aa9da780b8ee897436af5cea406f5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca60f2795815dcbc0bec4a1b99a238a84cd1b902904451c224cc55822f478ece",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-12-21T01:29:49Z",
    "title_canon_sha256": "6a5af9a741301bf20bf4320d5911d4436aaf9fc0bdc1db855d27bee489473342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.06939",
    "kind": "arxiv",
    "version": 1
  }
}