Pith Number

pith:A635TAPU

pith:2017:A635TAPUKNJ555B2DS5X57ASOQ

not attested not anchored not stored refs pending

Background derivation and image flattening: getimages

Alexander Men'shchikov

arxiv:1707.09574 v2 · 2017-07-30 · 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{A635TAPUKNJ555B2DS5X57ASOQ}

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	2026-05-18T00:30:43.638245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07b7d981f45353def43a1cbb7efc12742d826000911a8e60e91ae251599283c5

Aliases

arxiv: 1707.09574 · arxiv_version: 1707.09574v2 · doi: 10.48550/arxiv.1707.09574 · pith_short_12: A635TAPUKNJ5 · pith_short_16: A635TAPUKNJ555B2 · pith_short_8: A635TAPU

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/A635TAPUKNJ555B2DS5X57ASOQ \
  | 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: 07b7d981f45353def43a1cbb7efc12742d826000911a8e60e91ae251599283c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe1896e5391169376fc66f3a5b3de63d866c8900110290fdc764db3727eebc81",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-07-30T02:00:04Z",
    "title_canon_sha256": "3dcdf8e76069b7f09042c70954684f58f72ae8956b1b0e3dbd897ce8a160c141"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09574",
    "kind": "arxiv",
    "version": 2
  }
}