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
PROVINCE OF KALINGA Award a ₱4.9M contract to BAHRAMLEY CONSTRUCTIONProvinces
Transaction hash:
8fb20d2cd38d527876bfb200726aebba6a636d15b9833a4c5f872f7f18d3db3d
Status:
Included and unchanged
Block:
#3,431 2,582 blocks after it
Position in block:
Transaction 334 of 584
Award day:
May 28, 2018 (8 yrs 5 mo ago)
From:
Value:
₱4,949,236.48
Project:
OPENING OF 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 #3,431 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)PROVINCE OF KALINGA awarded it to BAHRAMLEY CONSTRUCTION on 2018-05-28.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 Kalinga gave a "unmodified" 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 8fb20d2cd3…d3db3dnow …
- 2. Block Merkle root changedstored 2753adc2f2…536918now …
- 3. Block #3431 hash changedstored 5dcc71c047…a35a48now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 583 records. Each step hashes the current value together with the sibling shown.
- leaf 8fb20d2cd38d527876bfb200726aebba6a636d15b9833a4c5f872f7f18d3db3d
- 01 R 8fbeb270c8eeeb0f86b052a1896d58029c57cd33135e1f17aaa468940c46e0a3
- 02 L 2909cce92a1b6edadf8c1c2424506487cdacbc6424d951c12bdc331fe4babb5b
- 03 L e01e783df9653c96b9de177a419355e04d38321e63b395cc47c5824160d4e9af
- 04 L d90ecfdbcfd485918f17f5dc38cbc5888ad321a412d67eb038cadb6715da7cd1
- 05 R e55f72887ef0ab46928017f9a97a290b9ca194c9e23f5180be3f68eea94a6911
- 06 R d8fbf2af1345e6225d9197383f076eb42098548150029553478921303d9585ac
- 07 L 13cb3e667116a0f08024eb283ae614cc63b646c25678558f54cd0ab88f7c466a
- 08 R 1619eb49573be492cdf2f0278dc7df653fa074ec80d7d0a34b70566e9935c24f
- 09 L f88cd83f163491021ef24fe9c92e356191458bf81f2b893d771a4ca4313b24b4
- 10 R db2e2fc389193d2a5fe3045644215065b634fae8ac86c18280ab1c85856e2884
- root 2753adc2f290ff953ecb48b8ac38d41b9fca84892f873f5a92a54ef142536918