Pith Number

pith:MKUI2LXU

pith:2011:MKUI2LXUTQ7C4WM3K6WYJYUNL7

not attested not anchored not stored refs pending

Atom Interferometers and the Gravitational Redshift

Joseph Samuel, Supurna Sinha

arxiv:1102.2587 v4 · 2011-02-13 · gr-qc · quant-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{MKUI2LXUTQ7C4WM3K6WYJYUNL7}

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	2026-05-18T02:03:11.636471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62a88d2ef49c3e2e599b57ad84e28d5fd378cb64e626f1b2f9084e7487ec8186

Aliases

arxiv: 1102.2587 · arxiv_version: 1102.2587v4 · doi: 10.48550/arxiv.1102.2587 · pith_short_12: MKUI2LXUTQ7C · pith_short_16: MKUI2LXUTQ7C4WM3 · pith_short_8: MKUI2LXU

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/MKUI2LXUTQ7C4WM3K6WYJYUNL7 \
  | 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: 62a88d2ef49c3e2e599b57ad84e28d5fd378cb64e626f1b2f9084e7487ec8186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a23093b869b947b58e1ffb1ad72b13fcd36e575ec041622b87676ee76e160825",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-02-13T12:41:00Z",
    "title_canon_sha256": "66b61fa8ce84c0dcf066b2aa6acce6103b6774301fdd8c6c532ac3c7fba210bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2587",
    "kind": "arxiv",
    "version": 4
  }
}