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 MATEO, RIZAL Award a ₱7.5M contract to VASTCON ASIA CONSTRUCTION INCMunicipalities
Transaction hash:
bca409b2d12d2ffc9857291d41919ef8dae4e49dcc45f5924b3c658760925a7c
Status:
Included and unchanged
Block:
#3,893 2,120 blocks after it
Position in block:
Transaction 186 of 242
Award day:
Oct 1, 2019 (7 yrs 1 mo ago)
Value:
₱7,457,215.76
Project:
Construction Project
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 #3,893 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 MATEO, RIZAL awarded it to VASTCON ASIA CONSTRUCTION INC on 2019-10-01.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 Mateo 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 bca409b2d1…925a7cnow …
- 2. Block Merkle root changedstored 4c4488f0e2…8f94d6now …
- 3. Block #3893 hash changedstored 12328de968…5dec63now …
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 241 records. Each step hashes the current value together with the sibling shown.
- leaf bca409b2d12d2ffc9857291d41919ef8dae4e49dcc45f5924b3c658760925a7c
- 01 R bdc03ae4fbfc302da059985f63f0018b810478b38f8e3d4fa0909f2d7ea86dd6
- 02 L 75acb5c628256e4628580e961df001014894b108995271213df9a2bdb1d39274
- 03 R 0070c37ee2a122ac275ccd189a3d2cf93d768614b04b558f9709e1439f37d472
- 04 L 78c5222033da429059f2baaf253543fce27229bd767cdaef8b2c8e639ab9e716
- 05 L ca9ef73b5081a57062737865447ed6e9f51904dd0a9f72a22f00c0383e938bbe
- 06 L 5cb2485b1e35da9e7125f27be61c0b26fe4a31975b1bfbbbc4a598e52aed95ff
- 07 R e817d6416965bf2656ffdacca7938152ddbd79899b39f88112800a16e1bca9cf
- 08 L 460f9b7a8a8e9a543aa4fb34b0436cc293723fb6441f4f71ac553056a3e5886c
- root 4c4488f0e2694a5127d954cfb8e09117933862e9437e6800a82d993fe58f94d6