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 EL SALVADOR, MISAMIS ORIENTAL Award a ₱99.6K contract to MECC BUILDERSCities
Transaction hash:
f92a7c4bbf0df5d641b5051e4a71cffd5680a8324f3245cfc2fa7b030a681cf1
Status:
Included and unchanged
Block:
#3,559 2,454 blocks after it
Position in block:
Transaction 204 of 206
Award day:
Oct 12, 2018 (8 yrs 1 mo ago)
Value:
₱99,558.60
Project:
Repair of ES Principal's office Ulaliman ES
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 #3,559 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 EL SALVADOR, MISAMIS ORIENTAL awarded it to MECC BUILDERS on 2018-10-12.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 El Salvador 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 f92a7c4bbf…681cf1now …
- 2. Block Merkle root changedstored 42edd4dbb7…9b5893now …
- 3. Block #3559 hash changedstored f2bd01aa8d…85dba4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 205 records. Each step hashes the current value together with the sibling shown.
- leaf f92a7c4bbf0df5d641b5051e4a71cffd5680a8324f3245cfc2fa7b030a681cf1
- 01 R fb8456d89b3fba7e0d2f7a9c6ffb208d305f81f1bb38045f16297fb0874c80dd
- 02 R 79afe9aed85d9859fd7b9018dcb2cba3bba35731249e648011bfafe30e6df694
- 03 L 2b14a79bcb5f874056bb5f73936e10bca5df69594cccf2e8ba217f9d74721db8
- 04 L 196d0637ccc535ff0bbfebe5f92dd546bf8e1dc1ae60231b4e2c153bc1fbdbf2
- 05 R 10103cc6960451642783164727e01d2c01bec302d7170ab8dc6caf3f887369e1
- 06 R 6e93167c19907bb07466deae8e9e2971a75a356234f4d2e2f782150a8fa0bb36
- 07 L 8d39f1d501c91b3dbd9f3d8ff7d5423e2ceaa91fd0856a1c567244305f904472
- 08 L e1b965c77223a0c7f7ebc36e4fb355ffcadba63216023d72d769ef807649114d
- root 42edd4dbb786e62ed67a142d057f7d727c1c9e5deec1934a3e5ce99f629b5893