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 ₱4.9M contract to CZMAC CONSTRUCTION SERVICESMunicipalities
Transaction hash:
bf63a12e64dbc4e401fb179920c9a24f071dfc451b547a018a70c9d6e8d609fa
Status:
Included and unchanged
Block:
#4,558 1,455 blocks after it
Position in block:
Transaction 14 of 23
Award day:
Sep 4, 2021 (5 yrs 2 mo ago)
Value:
₱4,922,924.16
Project:
IMPROVEMENT/UPGRADING OF SAN RAFAEL-VQ FMR
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 #4,558 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 CZMAC CONSTRUCTION SERVICES on 2021-09-04.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 bf63a12e64…d609fanow …
- 2. Block Merkle root changedstored 9a09c85f32…28fb95now …
- 3. Block #4558 hash changedstored 607969b9a9…efc00enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.
- leaf bf63a12e64dbc4e401fb179920c9a24f071dfc451b547a018a70c9d6e8d609fa
- 01 R c160f66cbb360e9fe1956330262f8ff9439f436c4aab12cd45043085386b089d
- 02 L e49f72bd5739001ddbd69e21d08879d35fb7f998256b567cc118badbb107d5ab
- 03 L a3618f1f80bf0f25be0c6117667a0b45b3818ab03f2ad59841711d9bb8241868
- 04 L b83adca1b482bfa13d314e26da2ab9c46b6cb9cff7a1722fb3eddda455adf282
- 05 R 4e5d62156ffa0b736585fbb87140b9fd72412e2dea896e6b7ca1c6f2f66c6176
- root 9a09c85f329ff42453c364b4bd6aba6c9f82b6084b3b01a30a371f8eb528fb95