Pith Number

pith:3ZAV2FL7

pith:2018:3ZAV2FL7DCNCAUA6VKXWIJS6YY

not attested not anchored not stored refs pending

Low resolution spectroscopic investigation of Am stars using Automated method

H. P. Singh, Kaushal Sharma, Santosh Joshi

arxiv:1807.08121 v1 · 2018-07-21 · 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{3ZAV2FL7DCNCAUA6VKXWIJS6YY}

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	2026-05-18T00:10:09.241440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de415d157f189a20501eaaaf64265ec603ca4a891c5dcb25bf2d0584c8979a83

Aliases

arxiv: 1807.08121 · arxiv_version: 1807.08121v1 · doi: 10.48550/arxiv.1807.08121 · pith_short_12: 3ZAV2FL7DCNC · pith_short_16: 3ZAV2FL7DCNCAUA6 · pith_short_8: 3ZAV2FL7

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/3ZAV2FL7DCNCAUA6VKXWIJS6YY \
  | 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: de415d157f189a20501eaaaf64265ec603ca4a891c5dcb25bf2d0584c8979a83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d397fdfd348ba9f5fb1f813504cd16db3ecd0c6280d9d748b62df2c9e13c9eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-21T10:11:28Z",
    "title_canon_sha256": "10da1d34be2079e322b563f1d0d866939b6c631d2d4e2e7611668267bd61f47f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08121",
    "kind": "arxiv",
    "version": 1
  }
}