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 ESTEBAN, ILOCOS SUR Award a ₱9.9M contract to MBB CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
4e0e7dc382be9a76ce3fc446a8411a2db890a1429b2320ab1f2142fddaa977c9
Status:
Included and unchanged
Block:
#4,571 1,442 blocks after it
Position in block:
Transaction 77 of 257
Award day:
Sep 17, 2021 (5 yrs 1 mo ago)
Value:
₱9,906,042.47
Project:
IMP OF SAN NICOLAS NATURAL WATERWAYS PHASE II
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 #4,571 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 ESTEBAN, ILOCOS SUR awarded it to MBB CONSTRUCTION & SUPPLY on 2021-09-17.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 Esteban gave a "unmodified" 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 4e0e7dc382…a977c9now …
- 2. Block Merkle root changedstored bae17236ca…5ce48dnow …
- 3. Block #4571 hash changedstored d768596357…dd585enow …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf 4e0e7dc382be9a76ce3fc446a8411a2db890a1429b2320ab1f2142fddaa977c9
- 01 L 4d6086c70e194c037368ac1b82c0afdab05ca6c27938e02c19c7de0c19ff1e6c
- 02 R bc8168254f5a3ad793cb90712c4edfb7426316deacd6867e03725f08002c0980
- 03 L c5a512659a32c276c6755f4f3daac5d62ef716dcb31d7cf3be343bf25adb03c7
- 04 L 0814cbb8dea895eb3f0f1cb818d2330bdaec03c73dc71dfe1dbf70f6b1806f03
- 05 R fd02400414a686990a2e9dfd39f43599f4145ad56f389a526220d39a94236ff2
- 06 R 8c7cc43a8af803eafce205df6ded8186acc1b66b9ab4d74801b3550224bb268a
- 07 L 8ccea59d31df97b600ebda1b25b8070ecd48a38bcb190e7e2c2b928ae540d189
- 08 R 5ad9ddd62fb66de040250635342a0b527c4b53712fc8d5840cbb28be1b1974c4
- 09 R 8be93646f796a4c0b261e171775982c5d51d04886daf252f65c8993c8619fdc5
- root bae17236ca22e7bd5690413e20609ba8ecd170a454ac38b52008ae6b1e5ce48d