Pith Number

pith:DE6EV2AN

pith:2018:DE6EV2ANLAEBFS4G2EKKTRTCBB

not attested not anchored not stored refs pending

Phase retrieval with background information

Hongxia Wang, Ziyang Yuan

arxiv:1802.01256 v1 · 2018-02-05 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DE6EV2ANLAEBFS4G2EKKTRTCBB}

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	2026-05-17T23:45:41.098552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

193c4ae80d580812cb86d114a9c662087b76846396833dc4d8569edb0c79b9f8

Aliases

arxiv: 1802.01256 · arxiv_version: 1802.01256v1 · doi: 10.48550/arxiv.1802.01256 · pith_short_12: DE6EV2ANLAEB · pith_short_16: DE6EV2ANLAEBFS4G · pith_short_8: DE6EV2AN

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/DE6EV2ANLAEBFS4G2EKKTRTCBB \
  | 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: 193c4ae80d580812cb86d114a9c662087b76846396833dc4d8569edb0c79b9f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c12c4e88d497182aee79f6bc0709a430bd1a726e4226458162d42a8aeddf67c7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-05T03:52:09Z",
    "title_canon_sha256": "7e83b99473115c588704ccc5d027e8427502cf9b1f39f9ff9ce01fcd4ec23c8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01256",
    "kind": "arxiv",
    "version": 1
  }
}