Pith Number

pith:TWAPS5EW

pith:2016:TWAPS5EWY5IMWH4XFUOOSZSLEN

not attested not anchored not stored refs pending

The source structure of 0642+449 detected from the CONT14 observations

Guang L. Wang, Harald Schuh, James M. Anderson, Julian Mora-Diaz, Ming H. Xu, Robert Heinkelmann

arxiv:1607.04706 v1 · 2016-07-16 · astro-ph.IM · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWAPS5EWY5IMWH4XFUOOSZSLEN}

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	2026-05-18T00:59:57.857670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d80f97496c750cb1f972d1ce9664b235eef86456399510769e420262e2c1884

Aliases

arxiv: 1607.04706 · arxiv_version: 1607.04706v1 · doi: 10.48550/arxiv.1607.04706 · pith_short_12: TWAPS5EWY5IM · pith_short_16: TWAPS5EWY5IMWH4X · pith_short_8: TWAPS5EW

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/TWAPS5EWY5IMWH4XFUOOSZSLEN \
  | 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: 9d80f97496c750cb1f972d1ce9664b235eef86456399510769e420262e2c1884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77a16737b54ca2651c4e7caddc91af42ed74d0e0fc907da907f9b5fbe2e930bf",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-07-16T05:09:01Z",
    "title_canon_sha256": "b405225e5d273e4f86a46c80d063b763c67951abe8ad11ecb58eb4e5bef4a51a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04706",
    "kind": "arxiv",
    "version": 1
  }
}