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
ISABELA STATE UNIVERSITY - SAN MATEO CAMPUS Award a ₱5.3M contract to RR BUILDERSNational agencies
Transaction hash:
da4eabcd2d900b13ecfec9c9d0f57f50f88e5563ee5770b652230ad8f3cf047d
Status:
Included and unchanged
Block:
#2,810 3,203 blocks after it
Position in block:
Transaction 128 of 146
Award day:
Aug 2, 2016 (10 yrs 3 mo ago)
To:
Value:
₱5,327,737.38
Project:
Construction
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 #2,810 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)ISABELA STATE UNIVERSITY - SAN MATEO CAMPUS awarded it to RR BUILDERS on 2016-08-02.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 da4eabcd2d…cf047dnow …
- 2. Block Merkle root changedstored cd4f8dfb8b…279d08now …
- 3. Block #2810 hash changedstored f1146fe31e…8c3e33now …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf da4eabcd2d900b13ecfec9c9d0f57f50f88e5563ee5770b652230ad8f3cf047d
- 01 R dc0f326abc7f214b7b3ceb466b94adb504920a0195f7ef01bf19b2d9cd75532d
- 02 R e9df73ab42232a6fe72e6c110e7d0d9692dc3287cac6d3dadc324f97dfd9ccca
- 03 R 1b5ca5a33e3455f4ec6dd137a41f1120b02a35358fe4868df9f7b6b317a940a7
- 04 R 30949919fee5b3172a4bdb342ab0a1ae72af1e285972744aeebf2b7b7b64746e
- 05 R 1fa94fc9458d502eb3f323c6cd4c1f7bde2dedcc1c1a34b26722fd517beb67d2
- 06 R fbbec02aecac29f82a5362385779c11192ba228f594c3016652142e940afdeed
- 07 R 1d12120ea215028fffb286809da2fbb090c195d314034c3e9108338058b0b7b0
- 08 L 8b44d35736a09ce1c646425d03523a073c3a2e92186f86caa2537ecf5b5e9a4b
- root cd4f8dfb8b6fe171be78860ea6cc140597a89fc81a2cfbcbb0f4636922279d08