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
MUNICIPALITY OF DINGRAS, ILOCOS NORTE Award a ₱1.5M contract to PBA RAMOS II CONSTRUCTION CENTERMunicipalities
Transaction hash:
7607769c3dbcf75e478ccb4d1dd667665936857effd109818eb726d1e62b1bb9
Status:
Included and unchanged
Block:
#2,486 3,527 blocks after it
Position in block:
Transaction 167 of 349
Award day:
Aug 10, 2015 (11 yrs 3 mo ago)
Value:
₱1,492,534.79
Project:
Construction Project
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 #2,486 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)MUNICIPALITY OF DINGRAS, ILOCOS NORTE awarded it to PBA RAMOS II CONSTRUCTION CENTER on 2015-08-10.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 Dingras gave a "modified" 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 7607769c3d…2b1bb9now …
- 2. Block Merkle root changedstored fd6d3c84ab…40d3canow …
- 3. Block #2486 hash changedstored 28036b5e0d…ffc2c6now …
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 348 records. Each step hashes the current value together with the sibling shown.
- leaf 7607769c3dbcf75e478ccb4d1dd667665936857effd109818eb726d1e62b1bb9
- 01 L 7544ebd0895410501ed9674c85c6350e2e41208ea39a17d10085f99790fecf62
- 02 L f70fb9c1c09d6606c99cd7b9c73b61e92c21fea52990d1156b49ff9f93f04a8f
- 03 L b0ff47272dbdcb724730750bffd5f135e55d09fbfcc62edc8b14b5ee214e59e1
- 04 R 5a4a4b9f2469ac686a65d6f8af954be8792bdd66dc8f48d79120a14a837c3720
- 05 R 19ffefd3ad0ce625ff812a13d5b338f408a87ed482c5f4017e1f059c8bd9cedf
- 06 L f740ab16ab38d1c1ffd5e8aa54fc93347cb42e50fb0454a46969c1d901982878
- 07 R 63917bd09e7839725c7236bb952a72cb8a06fec4e718599af97db1fb7f0c4a65
- 08 L c4fb6cfe542809aef3bded280a68810208d4ded2f1513a7406c18ef5e438f31d
- 09 R 467cea703ebd4db3f413e9984dc87794e3de39192b7f1cc49cb63e5f4fda6400
- root fd6d3c84ab5b7a792b57f40ccc0850bb36c42cda39212c04094c158b6640d3ca