Pith Number

pith:VMS3VILF

pith:2019:VMS3VILFIDEOIYAO4ZZYFK6CAE

not attested not anchored not stored refs pending

The Shapiro time delay and the equivalence principle

Markus P\"ossel

arxiv:2001.00229 v1 · 2019-12-31 · 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{VMS3VILFIDEOIYAO4ZZYFK6CAE}

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	2026-07-05T00:29:22.203170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab25baa16540c8e4600ee67382abc2010742dd83dff7e63f3b54e01b98a2be2d

Aliases

arxiv: 2001.00229 · arxiv_version: 2001.00229v1 · doi: 10.48550/arxiv.2001.00229 · pith_short_12: VMS3VILFIDEO · pith_short_16: VMS3VILFIDEOIYAO · pith_short_8: VMS3VILF

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/VMS3VILFIDEOIYAO4ZZYFK6CAE \
  | 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: ab25baa16540c8e4600ee67382abc2010742dd83dff7e63f3b54e01b98a2be2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de85c4e6dace968f67e43ff2667b153b3c0a1a880e28342b6669c081edb37cbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-12-31T13:52:00Z",
    "title_canon_sha256": "1f8dd676110b5451896193f8ecff75c0617174d4cdc96e832bafda7b1e5aa456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.00229",
    "kind": "arxiv",
    "version": 1
  }
}