Pith Number

pith:B4TKNI64

pith:2017:B4TKNI64CEBOMTAVJB3Y2GSR7W

not attested not anchored not stored refs pending

Observational and Experimental Gravity

Angela D. V. Di Virgilio, Hung-Yi Pu, Sheau-shi Pan, Sperello di Serego Alighieri, Wei-Tou Ni

arxiv:1702.08187 v1 · 2017-02-27 · 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{B4TKNI64CEBOMTAVJB3Y2GSR7W}

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	2026-05-18T00:49:55.681682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f26a6a3dc1102e64c1548778d1a51fd8f25da9f6a9143bd681f35e4486b7514

Aliases

arxiv: 1702.08187 · arxiv_version: 1702.08187v1 · doi: 10.48550/arxiv.1702.08187 · pith_short_12: B4TKNI64CEBO · pith_short_16: B4TKNI64CEBOMTAV · pith_short_8: B4TKNI64

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/B4TKNI64CEBOMTAVJB3Y2GSR7W \
  | 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: 0f26a6a3dc1102e64c1548778d1a51fd8f25da9f6a9143bd681f35e4486b7514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e4cb54e25416bb5d808d778bade2df7aa290a207d6de15747ba1e68d62b2cc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-02-27T08:34:35Z",
    "title_canon_sha256": "12642edbc72b84a6cb1c63e542a4e071ff7d7f10effed9e67a7af4b71930a26c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08187",
    "kind": "arxiv",
    "version": 1
  }
}