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 CALBAYOG, SAMAR Award a ₱3.0M contract to JMAT CONSTRUCTIONCities
Transaction hash:
34dc30fccbe44bb3afcd97b9982d0a7ce4317414ebfa5d40eadd4a91b418d659
Status:
Included and unchanged
Block:
#5,252 761 blocks after it
Position in block:
Transaction 76 of 345
Award day:
Aug 23, 2023 (3 yrs 2 mo ago)
Value:
₱2,993,679.56
Project:
Construction of Day Care Center
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 #5,252 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 CALBAYOG, SAMAR awarded it to JMAT CONSTRUCTION on 2023-08-23.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 Calbayog 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 34dc30fccb…18d659now …
- 2. Block Merkle root changedstored 87d2222827…a754f6now …
- 3. Block #5252 hash changedstored 767f00d90d…b360ccnow …
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 344 records. Each step hashes the current value together with the sibling shown.
- leaf 34dc30fccbe44bb3afcd97b9982d0a7ce4317414ebfa5d40eadd4a91b418d659
- 01 R 35dc6fdcfe631d7a5f8cd328b150ec047c73b8b6a761d0833929d6492831f9c6
- 02 R 1493b8e54765d9451a9fb18414cac5c0fa9e33853f8f7fbdcbeecd0ebedd66ee
- 03 L f002ba85c0b4a6c8f444e800f58bebdadefe72fcb648c596e9559094816ed913
- 04 L 3e4a84dcc495f63c8397a7a8c0a2f71c357757aa31cecb89db9ed321a2605aae
- 05 R f6c3fb10d093784646f744b413a1cd55dded5bb8c2329c835e77527af1c057b1
- 06 R ee5acd2f9a67d0e601cfb4265f33945ae0533e3f95bdc411fed2729d907db6ca
- 07 L e6f40559cf46151462b158e7bf1a19adca074808bf685051de7843694a841ab3
- 08 R b0de0713557b7d856065ea9d70107a1548aff97737741d7832c0aeb2e2e2ecb1
- 09 R e4cb69662e0c81e1edf93f5cf538105a5081502081344a56e9fd53d6d3475dcd
- root 87d2222827a53c4fb468dd6f723b0b0fe91d5c0a2050f884205607bf24a754f6