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 SAN ILDEFONSO, BULACAN Award a ₱998.5K contract to JAYVIN CONSTRUCTIONMunicipalities
Transaction hash:
a28e4fbbeb6c024dd094c5a32a23caf1b768bc3eba5b3437ab579337a47bd2c5
Status:
Included and unchanged
Block:
#4,381 1,632 blocks after it
Position in block:
Transaction 214 of 345
Award day:
Mar 5, 2021 (5 yrs 8 mo ago)
Value:
₱998,480.00
Project:
Road Concreting at Barangay Sapang Putik
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 #4,381 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 SAN ILDEFONSO, BULACAN awarded it to JAYVIN CONSTRUCTION on 2021-03-05.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 San Ildefonso 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 a28e4fbbeb…7bd2c5now …
- 2. Block Merkle root changedstored 5705d454b3…db2c2anow …
- 3. Block #4381 hash changedstored 62e450eb83…3802f1now …
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 a28e4fbbeb6c024dd094c5a32a23caf1b768bc3eba5b3437ab579337a47bd2c5
- 01 R a3a5377c2b114a0a751217a15cf33a3055328db1e0f43c3e19c270dc036ff639
- 02 L 22af6e2f2e9e4dafa9831e1347c70e6881d61b82ba74c826934a2daff10331d4
- 03 L fb17a5f51b39583bcd83aeef287afbc44c72d49ac90caee07fe66c27873508d4
- 04 R 1494d5bec5465a25b78d8180e0328b0c59e73b17408b0d4e1de491ca6ca95945
- 05 L d897fa6540236147db1c6ecc434dd9abbf8cbc5e2038c8a6da2e4412e59e3a09
- 06 R 2f77080dc86f445875e5f0e67f6abba26342a7e852e3297083ed50d55499ff94
- 07 L 5aee674e50f92d5f97f1ed2a21f56b99f7f3c61ecb2d3a33779493851fb01595
- 08 L ffe2ac7c380ba1570d6bb3d9d091dd64427438871518b768d59a0d4ba8d39638
- 09 R 90e8de663e57919eac7fb59c5a80808bf280e123bb13c4c7d3cfe25edc39986c
- root 5705d454b3dba44eb5a82b3fee73726b3bb13e8e073e9b1238217ecabfdb2c2a