Pith Number

pith:KBGFCHEX

pith:2003:KBGFCHEXW76BPRTM3PHX6XUDMK

not attested not anchored not stored refs pending

Spin decoherence by spacetime curvature

Hiroaki Terashima, Masahito Ueda

arxiv:quant-ph/0312064 v3 · 2003-12-08 · quant-ph · 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{KBGFCHEXW76BPRTM3PHX6XUDMK}

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	2026-07-04T16:43:19.174096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

504c511c97b7fc17c66cdbcf7f5e836294bb58007c288877232e3a2cc50e1d3c

Aliases

arxiv: quant-ph/0312064 · arxiv_version: quant-ph/0312064v3 · doi: 10.48550/arxiv.quant-ph/0312064 · pith_short_12: KBGFCHEXW76B · pith_short_16: KBGFCHEXW76BPRTM · pith_short_8: KBGFCHEX

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/KBGFCHEXW76BPRTM3PHX6XUDMK \
  | 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: 504c511c97b7fc17c66cdbcf7f5e836294bb58007c288877232e3a2cc50e1d3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e4d2c620fb4f7f035d9eb2733f566180ba800f4ab5293fba9af5ff33f83e018",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-12-08T07:44:45Z",
    "title_canon_sha256": "a21f02928ae9298f6ef6210a393fc2484b3b6ead164ab27b3618e871acd58b5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0312064",
    "kind": "arxiv",
    "version": 3
  }
}