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 MEYCAUAYAN, BULACAN Award a ₱11.0M contract to N.M.E. CONSTRUCTIONCities
Transaction hash:
e1f32a73885d285e5e331b8b61ab2135df44d254c37752f5cae5e923af2e2cf2
Status:
Included and unchanged
Block:
#5,908 105 blocks after it
Position in block:
Transaction 321 of 370
Award day:
Jul 16, 2025 (1 yr 3 mo ago)
Value:
₱10,995,396.49
Project:
Construction Projects
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 #5,908 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 MEYCAUAYAN, BULACAN awarded it to N.M.E. CONSTRUCTION on 2025-07-16.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 City of Meycauayan 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 e1f32a7388…2e2cf2now …
- 2. Block Merkle root changedstored 72fa9b1b5c…914908now …
- 3. Block #5908 hash changedstored 57f65a2220…4eb749now …
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 369 records. Each step hashes the current value together with the sibling shown.
- leaf e1f32a73885d285e5e331b8b61ab2135df44d254c37752f5cae5e923af2e2cf2
- 01 L df19c59c77b19f03bc668ad4602e7adf5991b6dee60098b38f4300e85b37ee41
- 02 R d4a7fea07d9e6788cf678c444b91d9738c1fe96eb26e78f1d674bb7dffa242d1
- 03 R 1c1c7541cc24a8cc04096b0f95da523f896dd65e98c620dc0213cc1653bacf0c
- 04 R 0e69a83cc6f74fa445b87b0906a1c0fe09fee7a9e961c186e19c7e2a3e9e60ac
- 05 R ac6bcd2fc107aced81097cc5d3f46158a499f49f4716f0f4908c50b17bb3344a
- 06 R 9c94345cdfb6bfa5d75b55f67955c21aeccfab151e16541d1257ff358191a752
- 07 L da5befb9741dda44e2055a62e080deac9e60d26af6bfc732d16b1fc788a7dac0
- 08 R 5a5f902b0402f7fad065e89aaa26c3f09821b7a611b885485c47b811189e99c1
- 09 L 0c17a946c3976940f6858edaa673e48bcaf904bb5ef59bcf283ebb8fd8485a9b
- root 72fa9b1b5cd5ac8f7edc2c8bc4e83676b97c51f9863f12b00a5bc8df80914908