Pith Number

pith:PZYIWYNH

pith:2018:PZYIWYNH4F2OTX72RJ5DZSL3T6

not attested not anchored not stored refs pending

Chronometric geodesy: methods and applications

G. Lion, H. Denker, P. Delva

arxiv:1804.09506 v1 · 2018-04-25 · 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{PZYIWYNH4F2OTX72RJ5DZSL3T6}

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	2026-05-17T23:52:07.764098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e708b61a7e174e9dffa8a7a3cc97b9f80ce69c6968e6029075dd0b58745562c

Aliases

arxiv: 1804.09506 · arxiv_version: 1804.09506v1 · doi: 10.48550/arxiv.1804.09506 · pith_short_12: PZYIWYNH4F2O · pith_short_16: PZYIWYNH4F2OTX72 · pith_short_8: PZYIWYNH

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/PZYIWYNH4F2OTX72RJ5DZSL3T6 \
  | 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: 7e708b61a7e174e9dffa8a7a3cc97b9f80ce69c6968e6029075dd0b58745562c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf755c78ea9fa2a0a018b99ac725cf481299c4e7ab2fc06df85176ce1abb357b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-25T12:18:37Z",
    "title_canon_sha256": "dce9dfcaf72cdd71314538b3f984886310a3d9af6e5922d8c036f66906172ffc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09506",
    "kind": "arxiv",
    "version": 1
  }
}