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
CITY OF CANDON, ILOCOS SUR Award a ₱3.0M contract to E. E. MADAYAG CONSTRUCTIONCities
Transaction hash:
fa76bbfa866dac19f8cd01ea76a424470b7bcf0e8a71935ef575f8f00f54d8de
Status:
Included and unchanged
Block:
#5,652 361 blocks after it
Position in block:
Transaction 270 of 275
Award day:
Oct 15, 2024 (2 yrs ago)
Value:
₱2,991,702.88
Project:
PW-2024-10-04
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 #5,652 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)CITY OF CANDON, ILOCOS SUR awarded it to E. E. MADAYAG CONSTRUCTION on 2024-10-15.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)COA's CY2024 audit of City of Candon gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 fa76bbfa86…54d8denow …
- 2. Block Merkle root changedstored 035b4b9817…0ce7d1now …
- 3. Block #5652 hash changedstored ab819c41eb…f28b19now …
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 274 records. Each step hashes the current value together with the sibling shown.
- leaf fa76bbfa866dac19f8cd01ea76a424470b7bcf0e8a71935ef575f8f00f54d8de
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- 02 L a9b00ece635002bb71cf973a9ee52b26adcb877a726405f73baeb3982b0fdf97
- 03 L 1eff172a9c57b1434e1698b887de373baf48f74241e2250252a2e97e9b401bab
- 04 L c1c854b5f23b750b8b7f44dc413124fe8840b6f962ae1db7aeb750b9252bbaea
- 05 R fe49d579578ccb5034c579dd2a0b157c2ae367274471790fcfeb60dc813b5854
- 06 R d9bf7f7505cda52aeddf51392f1f677a2d95d204b46fdc6ec1f2c387ca1c0136
- 07 R d8383e96b6c869eef493335cbb01ada56b94767ad92d984dd46547005b739769
- 08 R 7f602f4a738b30994618c7f61fe97f6b8fb911840bdd9503f85ee46af8a8fce8
- 09 L 4f80072aadf92e26cec84bf85ffdc1aed7888f02f4eb6099bbf67a58fa2a22d4
- root 035b4b9817e82a7e01a81fe740c1a815cbecd38c3c0e4ce2a482adb2110ce7d1