Pith Number

pith:7FM4FPQ7

pith:2018:7FM4FPQ7PK2N7ZCZUKSUJLDYAL

not attested not anchored not stored refs pending

Broad Spiral-Bandwidth of Orbital Angular Momentum Interface between Photon and Memory

Bao-Sen Shi, Dong-Sheng Ding, Guang-Can Guo, Ming-Xin Dong, Shuai Shi, Wei Zhang, Yi-chen Yu, Ying-hao Ye

arxiv:1806.10407 v2 · 2018-06-27 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FM4FPQ7PK2N7ZCZUKSUJLDYAL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:54:02.830754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f959c2be1f7ab4dfe459a2a544ac7802e1704a6a4c6019bc740b139127e2f885

Aliases

arxiv: 1806.10407 · arxiv_version: 1806.10407v2 · doi: 10.48550/arxiv.1806.10407 · pith_short_12: 7FM4FPQ7PK2N · pith_short_16: 7FM4FPQ7PK2N7ZCZ · pith_short_8: 7FM4FPQ7

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/7FM4FPQ7PK2N7ZCZUKSUJLDYAL \
  | 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: f959c2be1f7ab4dfe459a2a544ac7802e1704a6a4c6019bc740b139127e2f885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e482db77e244ba6b4c15877e8a8b7cb2e11d4e9a454c1c011de52a0e6cedd6a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-27T10:52:55Z",
    "title_canon_sha256": "6ea8740d6f7ac112c50331b1f1b4e864fe78bbe9ae9bcb5d82dbc0ab26340b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10407",
    "kind": "arxiv",
    "version": 2
  }
}