Pith Number

pith:PSGSU4F2

pith:2016:PSGSU4F2QZT5M7C4AYTR3SQTTP

not attested not anchored not stored refs pending

Evolutionary status of isolated B[e] stars

Chien-De Lee, S. Y. Liu, W. P. Chen

arxiv:1606.06415 v1 · 2016-06-21 · 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{PSGSU4F2QZT5M7C4AYTR3SQTTP}

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	2026-05-18T01:08:38.601554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8d2a70ba8667d67c5c06271dca139bc7a48dd062a1623f47dcf134d37eae7c

Aliases

arxiv: 1606.06415 · arxiv_version: 1606.06415v1 · doi: 10.48550/arxiv.1606.06415 · pith_short_12: PSGSU4F2QZT5 · pith_short_16: PSGSU4F2QZT5M7C4 · pith_short_8: PSGSU4F2

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/PSGSU4F2QZT5M7C4AYTR3SQTTP \
  | 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: 7c8d2a70ba8667d67c5c06271dca139bc7a48dd062a1623f47dcf134d37eae7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7203e740bd1269698d705759a49899ef9746c86df35b9709ea9bd94e340fe21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-06-21T04:11:36Z",
    "title_canon_sha256": "e935343b2846d071ab91cad64346e8b2d74b85b19a4e35690517f939c8fc08e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06415",
    "kind": "arxiv",
    "version": 1
  }
}