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 COTABATO Award a ₱1.5M contract to JOHN RAY DEVELOPER AND SUPPLIESProvinces
Transaction hash:
52fa98ce189dd99098056cef88bcee3ededf77c3fcb8b0bb33ffcca478a482f9
Status:
Included and unchanged
Block:
#5,000 1,013 blocks after it
Position in block:
Transaction 18 of 52
Award day:
Dec 8, 2022 (3 yrs 11 mo ago)
From:
Value:
₱1,496,830.29
Project:
PB INFRA 22-116
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 #5,000 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 COTABATO awarded it to JOHN RAY DEVELOPER AND SUPPLIES on 2022-12-08.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 Cotabato 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 52fa98ce18…a482f9now …
- 2. Block Merkle root changedstored a2ab0c6cb2…b11836now …
- 3. Block #5000 hash changedstored 83c58de2df…be65c4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 51 records. Each step hashes the current value together with the sibling shown.
- leaf 52fa98ce189dd99098056cef88bcee3ededf77c3fcb8b0bb33ffcca478a482f9
- 01 R 5a8e82c5d5ffa7ecdffbc2c08d14f66dac1d82540152c0cbf0e22b3cace4e5b8
- 02 L 92a242eab7403a04dc0605528d0dde5efb839983a6ff1eabb860d919796cc383
- 03 R 4d7b26763c554aa303b85a19a8997dd86788b82fe1f19c7c31b0a5d21a27dc9b
- 04 R 96ecb6e45b799261e7a370ff31f403324ca75c38acb1b1c338ddce9955dfea86
- 05 L 9b203471920732deeaf6e601b2a65588249d456a5c985bd19176f5f4c1acb635
- 06 R abc888bb833030ea4a03bd2d63111bf1ae5b65ff1a5a3a0827aaf713c01df94a
- root a2ab0c6cb2de642234ec36e97721c34bb2e2b8c187e912bfa3b5e06003b11836