Pith Number

pith:O4U4HH6V

pith:2017:O4U4HH6VYLQF2DLKROXRYWGKVM

not attested not anchored not stored refs pending

$^{13}$C isotopic fractionation of HC$_{3}$N in two starless cores: L1521B and L134N (L183)

Hiroyuki Ozeki, Kotomi Taniguchi, Masao Saito

arxiv:1707.08267 v1 · 2017-07-26 · astro-ph.GA · 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{O4U4HH6VYLQF2DLKROXRYWGKVM}

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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	2026-05-18T00:36:02.872032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7729c39fd5c2e05d0d6a8baf1c58caab36d418cd48578bb5c24b457a36093adb

Aliases

arxiv: 1707.08267 · arxiv_version: 1707.08267v1 · doi: 10.48550/arxiv.1707.08267 · pith_short_12: O4U4HH6VYLQF · pith_short_16: O4U4HH6VYLQF2DLK · pith_short_8: O4U4HH6V

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/O4U4HH6VYLQF2DLKROXRYWGKVM \
  | 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: 7729c39fd5c2e05d0d6a8baf1c58caab36d418cd48578bb5c24b457a36093adb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2486f11eccd93d627471e248e1c5dabbcb9ea936c52dd4f1c3caac60aeaf564",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-26T01:32:09Z",
    "title_canon_sha256": "d21e57c79c5306cfdb32e1f621aeefef4a705415bbd422499513eb1bc10714fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08267",
    "kind": "arxiv",
    "version": 1
  }
}