Pith Number

pith:4MCDH3HP

pith:2014:4MCDH3HPRSK6VHOZ5TXF6PGM7T

not attested not anchored not stored refs pending

A spaceborne gravity gradiometer concept based on cold atom interferometers for measuring Earth's gravity field

Christian Siemes, Luca Massotti, Olivier Carraz, Pierluigi Silvestrin, Roger Haagmans

arxiv:1406.0765 v2 · 2014-06-03 · physics.atom-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MCDH3HPRSK6VHOZ5TXF6PGM7T}

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	2026-05-18T02:41:10.028935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30433ecef8c95ea9dd9ecee5f3cccfcf072df076f005022053560c1d78233d5

Aliases

arxiv: 1406.0765 · arxiv_version: 1406.0765v2 · doi: 10.48550/arxiv.1406.0765 · pith_short_12: 4MCDH3HPRSK6 · pith_short_16: 4MCDH3HPRSK6VHOZ · pith_short_8: 4MCDH3HP

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/4MCDH3HPRSK6VHOZ5TXF6PGM7T \
  | 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: e30433ecef8c95ea9dd9ecee5f3cccfcf072df076f005022053560c1d78233d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7581ee8c119077f0987d9d430f2000c29e09899a5bd7588114274088bdaa0fa6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-06-03T16:05:14Z",
    "title_canon_sha256": "e3f31071e2f73d920f4ce5aa44a2e96d45990abff914f6c47a2f905f10468a52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0765",
    "kind": "arxiv",
    "version": 2
  }
}