Pith Number

pith:3GRUFFC7

pith:2017:3GRUFFC725QHGNXCILLWYVFCNT

not attested not anchored not stored refs pending

Riemann Tensor Polynomial Canonicalization by Graph Algebra Extension

Hongbo Li, Yang Li, Zhang Li

arxiv:1701.08487 v1 · 2017-01-30 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3GRUFFC725QHGNXCILLWYVFCNT}

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	2026-05-18T00:51:53.959370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9a342945fd7607336e242d76c54a26cfe4d1b24fec15afeab89360ff17a255e

Aliases

arxiv: 1701.08487 · arxiv_version: 1701.08487v1 · doi: 10.48550/arxiv.1701.08487 · pith_short_12: 3GRUFFC725QH · pith_short_16: 3GRUFFC725QHGNXC · pith_short_8: 3GRUFFC7

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/3GRUFFC725QHGNXCILLWYVFCNT \
  | 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: d9a342945fd7607336e242d76c54a26cfe4d1b24fec15afeab89360ff17a255e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e237529d922502fafd029d8d7606ffb5be02399315d1a8739cca44616710a2a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2017-01-30T05:50:51Z",
    "title_canon_sha256": "24e5d3055154987885401e65bd7e29e3e69ef45b2e9d856798c0fe458ea23755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08487",
    "kind": "arxiv",
    "version": 1
  }
}