Pith Number

pith:WC277HN4

pith:2009:WC277HN4ITDSO3DHSXRTG6L3QD

not attested not anchored not stored refs pending

Photons Walking the Line: A quantum walk with adjustable coin operations

A. Gabris, A. Schreiber, Ch. Silberhorn, E. Andersson, I. Jex, K. N. Cassemiro, P.J. Mosley, V. Potocek

arxiv:0910.2197 v2 · 2009-10-12 · 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{WC277HN4ITDSO3DHSXRTG6L3QD}

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	2026-05-18T02:11:24.539730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0b5ff9dbc44c7276c6795e333797b80d171c46f6f7ac92b38c29cdf91eea1ee

Aliases

arxiv: 0910.2197 · arxiv_version: 0910.2197v2 · doi: 10.48550/arxiv.0910.2197 · pith_short_12: WC277HN4ITDS · pith_short_16: WC277HN4ITDSO3DH · pith_short_8: WC277HN4

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/WC277HN4ITDSO3DHSXRTG6L3QD \
  | 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: b0b5ff9dbc44c7276c6795e333797b80d171c46f6f7ac92b38c29cdf91eea1ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee94da1ee39f2954dc81b64aaaac177ea90baa53790dc2ddc323a3710a9cd4d8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-12T16:30:57Z",
    "title_canon_sha256": "321b8f6eb8c9256f0ea052d36df77075b17a11946ad8c3e5c0a10c86cfcddfa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2197",
    "kind": "arxiv",
    "version": 2
  }
}