Pith Number

pith:PDJLF5SG

pith:2026:PDJLF5SGWF5ZP3DIU2JLVR7KOB

not attested not anchored not stored refs pending

Forward-Assisted Purification: A Spatiotemporal Framework Beyond Conventional Limits

Fei Meng, Jinge Bao, Yunlong Xiao

arxiv:2606.02990 v1 · 2026-06-02 · 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{PDJLF5SGWF5ZP3DIU2JLVR7KOB}

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	2026-06-03T01:05:28.651551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78d2b2f646b17b97ec68a692bac7ea707008475449faa232457fec388b8b392e

Aliases

arxiv: 2606.02990 · arxiv_version: 2606.02990v1 · doi: 10.48550/arxiv.2606.02990 · pith_short_12: PDJLF5SGWF5Z · pith_short_16: PDJLF5SGWF5ZP3DI · pith_short_8: PDJLF5SG

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/PDJLF5SGWF5ZP3DIU2JLVR7KOB \
  | 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: 78d2b2f646b17b97ec68a692bac7ea707008475449faa232457fec388b8b392e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b67e63a2bafec179a656562417a0e51b21a38647a5b3d6338a411e5d4a656d1d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-02T00:53:21Z",
    "title_canon_sha256": "fc6167ae4f6c7c5eb9ebc938d1a8994ed3570c69ad06fa979c0c27bf22a0938e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02990",
    "kind": "arxiv",
    "version": 1
  }
}