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
CITY OF SAN PEDRO, LAGUNA Award a ₱12.5M contract to MADSAM ENTERPRISESCities
Transaction hash:
084afae40a99520fc2cb0e2303df3ddb063c57775e8c8a9f6c3e3b62bb2384cb
Status:
Included and unchanged
Block:
#3,985 2,028 blocks after it
Position in block:
Transaction 8 of 186
Award day:
Jan 3, 2020 (6 yrs 10 mo ago)
Value:
₱12,511,888.56
Project:
Construction Works
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 #3,985 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)CITY OF SAN PEDRO, LAGUNA awarded it to MADSAM ENTERPRISES on 2020-01-03.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 City of San Pedro 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 084afae40a…2384cbnow …
- 2. Block Merkle root changedstored ddc41d5ce9…a8fc03now …
- 3. Block #3985 hash changedstored a04525e97c…d91db5now …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf 084afae40a99520fc2cb0e2303df3ddb063c57775e8c8a9f6c3e3b62bb2384cb
- 01 R 09f0ac9081f05eef43824d3ad3d06fadfd26f94e433140f3d1239cf93091bea5
- 02 R ea9fcfe80ec805a0e41110e3716f82630cf0c92eb0983e889f2d07c65a4527a0
- 03 R 5021592f331b906423958b51f3ad1ab4aaf1eaf957dcd4cc5bc0ed8733b025fc
- 04 L 09ae728e520dc8b1aaeccb98f9df72915dad07240141ce6fa4b34554726cfa97
- 05 R 9814ab70b8d0b2b17da50a270c360bff893c1a3f911e5554e13882e6c73ace86
- 06 R e22027fb37265d4916ec4666b89683953fe6d41c74d773b97184b2a6424f56ae
- 07 R fc9577743684ccef9f47da031a2c9535eada77eab6e4f90f554c36f35da3c13e
- 08 R f79aaf5718dea32010f12929e7db10f0f88788b57c8ae3f6d5fed89b3ec844db
- root ddc41d5ce96231d3d2a400c83d3d10ea781359e2511764364e65e482c9a8fc03