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
PROVINCE OF LAGUNA Award a ₱2.0M contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERProvinces
Transaction hash:
43441d47e3dddfa8fa0dfb5bebb469bccb278d227d439872686461f010217da0
Status:
Included and unchanged
Block:
#3,080 2,933 blocks after it
Position in block:
Transaction 44 of 202
Award day:
May 19, 2017 (9 yrs 5 mo ago)
From:
Value:
₱1,986,416.20
Project:
A) Concreting of Farm to Market Road, Brgy. Pook,
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 #3,080 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)PROVINCE OF LAGUNA awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2017-05-19.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 Laguna 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 43441d47e3…217da0now …
- 2. Block Merkle root changedstored ecaae74473…2d08ffnow …
- 3. Block #3080 hash changedstored 38491fcfbb…0f530fnow …
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 201 records. Each step hashes the current value together with the sibling shown.
- leaf 43441d47e3dddfa8fa0dfb5bebb469bccb278d227d439872686461f010217da0
- 01 R 44b28df346d9130bdd6988bd41da068d2e09732a7e2d8ca01554dec86e512791
- 02 R ccf9bd2119f444cc3a28f5aa60c641c63e69d62ccc5c54a08e055eeb9583cb20
- 03 L 552ee9f98c70d597c2ac894da29ff31001aa35ec5ed81f5f5237df0782366459
- 04 L 196ccfcd1d727c2b82706b05f1e848ff69748239422172361874cffef5e31594
- 05 R 521aea9301ded5e8532a58c397dd8682034f564e605491b84967a5dd4da925d4
- 06 L a6c0862bd2af71514aadaf1904934184fabddcda7f3faa7998b0f46e78981bb8
- 07 R b4942166187c04356d40d6bd9427ba89353cd5a9255bfda0f82079b4249ca540
- 08 R 1cd11aba5da1a8d44d63a67e225d19ce94185a7d613b05fdc6c4e64b4a2ce040
- root ecaae74473b4746e869699d34365252d65d7f8e6983ab07efe36fe0e472d08ff