Pith Number

pith:27WQHB5K

pith:2017:27WQHB5KCLMITQFAHL22IKE3NQ

not attested not anchored not stored refs pending

Comparison of Helioseismic Far-side Active Region Detections with STEREO Far-Side EUV Observations of Solar Activity

C. Lindsey, J. Qiu, P. C. Liewer

arxiv:1709.07801 v1 · 2017-09-22 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27WQHB5KCLMITQFAHL22IKE3NQ}

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	2026-05-18T00:33:12.813567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7ed0387aa12d889c0a03af5a4289b6c30c6cc609b4a8cf5a3eee32e4b2d96a7

Aliases

arxiv: 1709.07801 · arxiv_version: 1709.07801v1 · doi: 10.48550/arxiv.1709.07801 · pith_short_12: 27WQHB5KCLMI · pith_short_16: 27WQHB5KCLMITQFA · pith_short_8: 27WQHB5K

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/27WQHB5KCLMITQFAHL22IKE3NQ \
  | 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: d7ed0387aa12d889c0a03af5a4289b6c30c6cc609b4a8cf5a3eee32e4b2d96a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ade8791f214988122f6389081fb2ec2f37b8dada7465691a1db081618e88357",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-22T15:11:00Z",
    "title_canon_sha256": "0470f973784fc3ec324797d1a01770773cbd69ac77db5f7d1b11ef9db04b3c6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07801",
    "kind": "arxiv",
    "version": 1
  }
}