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 GOVERNMENT OF CALAPAN Award a ₱1.4M contract to MALAGONGBIE CONSTRUCTIONCities
Transaction hash:
33823ca3f8d6a331ee46bfb9606a1d6fdfe05392e9b21e267bdd1af7cb86cde1
Status:
Included and unchanged
Block:
#5,130 883 blocks after it
Position in block:
Transaction 4 of 52
Award day:
Apr 21, 2023 (3 yrs 6 mo ago)
Value:
₱1,358,601.07
Project:
Concreting of pathway in Sitio Bungahan, Brgy Sta.
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 #5,130 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 GOVERNMENT OF CALAPAN awarded it to MALAGONGBIE CONSTRUCTION on 2023-04-21.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 Calapan gave a "not stated" 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 33823ca3f8…86cde1now …
- 2. Block Merkle root changedstored dbee3262f2…fd3d47now …
- 3. Block #5130 hash changedstored 5d3c3f9072…b6c84enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.
- leaf 33823ca3f8d6a331ee46bfb9606a1d6fdfe05392e9b21e267bdd1af7cb86cde1
- 01 R 36abdf7b3534abfec6118e4207dfd89d92a8650636752e7f5251acf2f829a548
- 02 R f8e2115be948bf9d0bc954afabddfcf1056c05793b9a77c6b9eb9fd176ebdf1e
- 03 L 3be397bc86d9f55169f3dd7df1ceea6056e2fa00a3cf05dd115e5a5e0ecb1756
- 04 R fd0e87d5e5ab6344d711fbe654e3706c7682f69c43471f56abf055a6fa91a345
- 05 R 4d0afba32c2d27a4fe63a8927575132ecc115a7ca0c4170d5d7a911d897d8fbe
- 06 R 7b75d2639f55fb78a98da88c3bb1ea91c7c6b929ecef20baebfaa00b8ef8b173
- root dbee3262f2b67f330835faf09ede99482b36c954cbe7ded11e673c4e37fd3d47