Pith Number

pith:MJPV6S4F

pith:2001:MJPV6S4FU5ZYV6UZW4GJRGF2EM

not attested not anchored not stored refs pending

Gordian Unknots

A. Stasiak, P. Pieranski, S. Przybyl

arxiv:physics/0103080 v1 · 2001-03-26 · physics.comp-ph · physics.class-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{MJPV6S4FU5ZYV6UZW4GJRGF2EM}

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.

Cited by

1 paper in Pith

A Gordian Pair of Links

Receipt and verification

First computed	2026-07-04T14:43:25.522336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

625f5f4b85a7738afa99b70c9898ba23323f83f792c616839678db4a48b381ce

Aliases

arxiv: physics/0103080 · arxiv_version: physics/0103080v1 · doi: 10.48550/arxiv.physics/0103080 · pith_short_12: MJPV6S4FU5ZY · pith_short_16: MJPV6S4FU5ZYV6UZ · pith_short_8: MJPV6S4F

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/MJPV6S4FU5ZYV6UZW4GJRGF2EM \
  | 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: 625f5f4b85a7738afa99b70c9898ba23323f83f792c616839678db4a48b381ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ee82d2f1a452d7290b2530edd281a3e9475440649d20f5877bc7f65f68fca3e",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2001-03-26T09:25:15Z",
    "title_canon_sha256": "e559d862187c7e0ccdaff39e79f961d7aa0e85340d5cc7d48035399980c487ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0103080",
    "kind": "arxiv",
    "version": 1
  }
}