DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCIAL GOVERNMENT OF CAMARINES NORTE Award a ₱5.0M contract to O.L. DE LEON CONSTRUCTIONNational agencies
Transaction hash:
d7db0161cfafc355db44b804fdc043ef6b2d915787eac106d0cc9dc33da5e1f4
Status:
Included and unchanged
Block:
#5,102 911 blocks after it
Position in block:
Transaction 425 of 501
Award day:
Mar 24, 2023 (3 yrs 7 mo ago)
Value:
₱4,990,843.10
Project:
Construction of Farm to Market Road
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,102 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCIAL GOVERNMENT OF CAMARINES NORTE awarded it to O.L. DE LEON CONSTRUCTION on 2023-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored d7db0161cf…a5e1f4now …
- 2. Block Merkle root changedstored f0c0ccf3e8…9ff69cnow …
- 3. Block #5102 hash changedstored 2cfcebce7d…ea884anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 500 records. Each step hashes the current value together with the sibling shown.
- leaf d7db0161cfafc355db44b804fdc043ef6b2d915787eac106d0cc9dc33da5e1f4
- 01 L d759a56ec024f3d91749ff418a92ca630f2eec29a7cba38768aead66054c1dc5
- 02 R 2c1d7cdfe0a74d9e548ea185d78b2958d49c569033a26c632d004b95e6507063
- 03 R 4353c93c9a284d5974fd06f4409446c37f5c56649aba042dc58c098047f86e92
- 04 L 43a7ab67a37725ffd8a76d3c4859aa123069670a0e713df7f6b9734c5d405605
- 05 R f8241792b224f05692a57cc559572e52c1260856ff27b10b8ea9e3faa69e6d4b
- 06 L fa024e36a048e40daef79d46271edc7969ed4866657c5edf785c29bceee82e33
- 07 R b6c334c6baa913df31199b05e8f82776d3e70b6a51e5a1c38eb7590530992a15
- 08 L 8242aaf9e66147d660d5e4f111124440b67863e9b2acdd788f704f4c98a70a1d
- 09 L fb532b636d237b63716abd5b267f29b8fd8aaee0f1049f0c4c2f169ee32a2b34
- root f0c0ccf3e8c5de5f287ac26fc7caf1a7a3204cd8dfa203d1d3087254f49ff69c