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 CAGDIANAO, DINAGAT ISLAND Award a ₱588.7K contract to ALGAMON CONSTRUCTIONMunicipalities
Transaction hash:
62ca0ead0d0b01216cb76e6b370ea62b0f9952f1f4dfd9b7a316dbee572ae4b1
Status:
Included and unchanged
Block:
#2,052 3,961 blocks after it
Position in block:
Transaction 20 of 69
Award day:
Apr 16, 2014 (12 yrs 6 mo ago)
Value:
₱588,698.66
Project:
Civil Works
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 #2,052 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 CAGDIANAO, DINAGAT ISLAND awarded it to ALGAMON CONSTRUCTION on 2014-04-16.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 Cagdianao 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 62ca0ead0d…2ae4b1now …
- 2. Block Merkle root changedstored 86c921eb95…a40a0cnow …
- 3. Block #2052 hash changedstored 07d9b567db…deaf1fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 68 records. Each step hashes the current value together with the sibling shown.
- leaf 62ca0ead0d0b01216cb76e6b370ea62b0f9952f1f4dfd9b7a316dbee572ae4b1
- 01 R 648b1dfe7c15e989739432910f3435d0a5b63926280c3354a9866ee33f025eae
- 02 R 534cecd33c4c13cbbb8d6d4c454e3048b870bbb06f42eb371c5845fafdf38566
- 03 L a0dc99864334789a572768dfcba7dd71b6192599f8c30d91dc3556ee9f2ee8f8
- 04 R 5917ba68a69e2e73529f01f36ca87ee81a5543a0e0059b95c87c174fdcabd986
- 05 L 3ba40b4dd33c140ec924d674343ab945f296bb6704e8a76952e82f6048346bbf
- 06 R 7595f4710fcf170e32e455e15f7e0e633c380f5a34ec5413077a69c700be2097
- 07 R 0bfe00e3e7fea6c8e33ae82b7c6e0b08732cc1a6bde06a390c3aa66088c17202
- root 86c921eb954fda91b5452ac67ec3affe577f20f13307fe1fb5c2561787a40a0c