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
TARLAC STATE UNIVERSITY Award a ₱23.4M contract to REASON'S CONSTRUCTION & SUPPLIESNational agencies
Transaction hash:
da9f1ddb5b657bdeea69a780015357e65bdb6dac11086fb03438e4f41d6f0c20
Status:
Included and unchanged
Block:
#4,001 2,012 blocks after it
Position in block:
Transaction 134 of 165
Award day:
Jan 21, 2020 (6 yrs 9 mo ago)
Value:
₱23,350,829.16
Project:
LAND AND ROAD NETWORK IMPROVEMENT OF SAN ISIDRO EX
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 #4,001 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)TARLAC STATE UNIVERSITY awarded it to REASON'S CONSTRUCTION & SUPPLIES on 2020-01-21.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 da9f1ddb5b…6f0c20now …
- 2. Block Merkle root changedstored 647049344f…b8abefnow …
- 3. Block #4001 hash changedstored 9300ac2c94…c3b58anow …
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 164 records. Each step hashes the current value together with the sibling shown.
- leaf da9f1ddb5b657bdeea69a780015357e65bdb6dac11086fb03438e4f41d6f0c20
- 01 R dd6049f520efaaf6b13ece1c49c07d43aa7c5f63ed230b6704333e3b14f70b5b
- 02 L a78f661358244eac03538a3a5df19db908d413be4deeccecb86b058bb374dd3d
- 03 L 0bffcde6fa9b77ecd125ee979b604ec6e2c9c50c280a2343f0be18f9979d0f57
- 04 R 7c76352af1e92a6511c25ede3dc6b9fbc8a74264917d22dc5a2afac867e64533
- 05 R ba6be344ca86ad7e48662cf26703876cd3f5843f365b8a178fe6a9dedf4f783e
- 06 R 0f124c1429b1841601d115925adde3041dd1844a7e47487ed4390580416c075f
- 07 R 48255fd75340f46cd11cc1e97614f188d895a128a9943ae344f32d0a7e0e0567
- 08 L 4fc92dbe31027b67d64bff20fb5987ee9d7daf7900abeb54aad34b71b5829f64
- root 647049344fc33f8ce58c220740ac055a26f180fc5a984f4d7f2381f4b3b8abef