Pith Number

pith:YTD6ERVK

pith:2015:YTD6ERVKXBHOI6QJ34VVIUJHHA

not attested not anchored not stored refs pending

Laser-Ranging Long Baseline Differential Atom Interferometers for Space

Jason Williams, Nan Yu, Sheng-wey Chiow

arxiv:1502.00047 v1 · 2015-01-31 · 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{YTD6ERVKXBHOI6QJ34VVIUJHHA}

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	2026-05-18T01:24:19.298975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c7e246aab84ee47a09df2b54512738216a2b77572ecbbb065490925b5257e3

Aliases

arxiv: 1502.00047 · arxiv_version: 1502.00047v1 · doi: 10.48550/arxiv.1502.00047 · pith_short_12: YTD6ERVKXBHO · pith_short_16: YTD6ERVKXBHOI6QJ · pith_short_8: YTD6ERVK

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/YTD6ERVKXBHOI6QJ34VVIUJHHA \
  | 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: c4c7e246aab84ee47a09df2b54512738216a2b77572ecbbb065490925b5257e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac25284a3798b62c321af6389ab787698b073863f026a4474df86810da3a597",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-01-31T00:40:14Z",
    "title_canon_sha256": "8ff1ac67a31bea069a4b563df334186e966d77640db2ee9c11a4ee7c29c2bcc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00047",
    "kind": "arxiv",
    "version": 1
  }
}