Pith Number

pith:7UJETVCT

pith:2015:7UJETVCTFQNYRLEQAPURNQHG2G

not attested not anchored not stored refs pending

Herschel-HIFI observations of H2O, NH3 and N2H+ toward high-mass starless and proto-stellar clumps identified by the Hi-GAL survey

Carina M. Persson, Claudio Codella, Luca Olmi

arxiv:1508.06417 v1 · 2015-08-26 · 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{7UJETVCTFQNYRLEQAPURNQHG2G}

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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	2026-05-18T01:28:03.388597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd1249d4532c1b88ac9003e916c0e6d1a43827166c4b9edf14f1d965c3d28494

Aliases

arxiv: 1508.06417 · arxiv_version: 1508.06417v1 · doi: 10.48550/arxiv.1508.06417 · pith_short_12: 7UJETVCTFQNY · pith_short_16: 7UJETVCTFQNYRLEQ · pith_short_8: 7UJETVCT

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/7UJETVCTFQNYRLEQAPURNQHG2G \
  | 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: fd1249d4532c1b88ac9003e916c0e6d1a43827166c4b9edf14f1d965c3d28494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8f15a97b56ca5d1c94e41ad5e98dffd59d5570222c94f3a3222cfdb7a04123e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-26T09:23:41Z",
    "title_canon_sha256": "26cece54bd9063c7bb4cf6fc2273eaa0378cd84ddff0c047dca5eb5092db024e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06417",
    "kind": "arxiv",
    "version": 1
  }
}