Pith Number

pith:EIYYNPZ4

pith:2017:EIYYNPZ44UFA7CT23T73E5A634

not attested not anchored not stored refs pending

When do knots in light stay knotted?

Daniel Peralta-Salas, Hridesh Kedia, William TM Irvine

arxiv:1706.06175 v2 · 2017-06-15 · math-ph · cond-mat.other · math.MP · physics.flu-dyn · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIYYNPZ44UFA7CT23T73E5A634}

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	2026-05-18T00:28:32.037701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

223186bf3ce50a0f8a7adcffb2741edf0d5e0761638ba02478eb611c14033de9

Aliases

arxiv: 1706.06175 · arxiv_version: 1706.06175v2 · doi: 10.48550/arxiv.1706.06175 · pith_short_12: EIYYNPZ44UFA · pith_short_16: EIYYNPZ44UFA7CT2 · pith_short_8: EIYYNPZ4

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/EIYYNPZ44UFA7CT23T73E5A634 \
  | 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: 223186bf3ce50a0f8a7adcffb2741edf0d5e0761638ba02478eb611c14033de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14846195f8f00a0c9ed2bcd0c9905464aa270afc55498aed46958956bc7a53d3",
    "cross_cats_sorted": [
      "cond-mat.other",
      "math.MP",
      "physics.flu-dyn",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-06-15T22:19:16Z",
    "title_canon_sha256": "f74ecc07c97f1e4eebf16139bd9d4634dc8119af066642b9e85285217d0a4b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06175",
    "kind": "arxiv",
    "version": 2
  }
}