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 ANTONIO, ZAMBALES Award a ₱5.3M contract to RAIK CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
e0ccfecec0be8a4e392ab5c592959e8816360ea944ef573283ac75b8a2bfd40a
Status:
Included and unchanged
Block:
#4,905 1,108 blocks after it
Position in block:
Transaction 173 of 199
Award day:
Sep 1, 2022 (4 yrs 2 mo ago)
Value:
₱5,341,734.67
Project:
Concreting of Various Roads
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 #4,905 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 ANTONIO, ZAMBALES awarded it to RAIK CONSTRUCTION AND SUPPLY on 2022-09-01.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 Antonio 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 e0ccfecec0…bfd40anow …
- 2. Block Merkle root changedstored 81bda00179…f86c06now …
- 3. Block #4905 hash changedstored 85dce76304…c1441enow …
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 198 records. Each step hashes the current value together with the sibling shown.
- leaf e0ccfecec0be8a4e392ab5c592959e8816360ea944ef573283ac75b8a2bfd40a
- 01 L dee678f282e74dd380c03497b232dd66a45aef32ee88d0ae217fc319e1332c0a
- 02 R 88ca613c584257e3d6ec259ef5cb472fdd0a724091dc4c7b70ca7dba4c89f4cc
- 03 L 90b3789f7accc620ed15d38a3c855dfae87672ecd5989a8d5f29ee84fc3ddc06
- 04 L 84d6de8dd41ed0365657bc86e6a1855738d659e5541c129098ef0990884a74c9
- 05 R f682364c5cb13eb38709b2350a5d56fbc0973cbd2510cef7a6c1ca967ff97f6a
- 06 L c7657c32ec7100bcd54d5936d8106ce58f296573eda1b3b6b19f61aa916094be
- 07 R c8ebdb428452eb0fba54bfcdb1005208114c8d53ff7582a718368ee3047d7ade
- 08 L d746ce9f1e5268fe3b54da561be9468080c52226ffe056d1f974c4017a1d077a
- root 81bda00179015ae772b1134e3298cac1b623f7f1cb411a57c7ce84d10af86c06