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
CARLOS HILADO MEMORIAL STATE COLLEGE Award a ₱762.7K contract to HUMMING BIRD CONSTRUCTION & SUPPLY CORPORATIONNational agencies
Transaction hash:
fb8d7fce614e8691f0f092afc1cef6d4e273caff5ccebe8d63d5172f971fc98d
Status:
Included and unchanged
Block:
#4,315 1,698 blocks after it
Position in block:
Transaction 120 of 122
Award day:
Dec 23, 2020 (5 yrs 10 mo ago)
Value:
₱762,685.08
Project:
ONE (1) LOT
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 #4,315 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)CARLOS HILADO MEMORIAL STATE COLLEGE awarded it to HUMMING BIRD CONSTRUCTION & SUPPLY CORPORATION on 2020-12-23.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 fb8d7fce61…1fc98dnow …
- 2. Block Merkle root changedstored 7b5089986e…731975now …
- 3. Block #4315 hash changedstored dcb89b41d6…da33adnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 121 records. Each step hashes the current value together with the sibling shown.
- leaf fb8d7fce614e8691f0f092afc1cef6d4e273caff5ccebe8d63d5172f971fc98d
- 01 R fd06864659fc0f4252ea38108a6f32ed11c81e30fc54d10c8cdca37af5df5d31
- 02 R 9c53c6c7d4f6544adcb0cad2cbbf5a2eece0368211b938fdf45bec0c920295d1
- 03 R 312fc4ef686e9ad4fd25599f999952cd53f2a953a578d3e4e0da1c02b2823cb3
- 04 L 4b80948b5bb8d105ff12e4934caf09a735848d821e1ca3eb46451438ffeff9a9
- 05 L e5b954c7a5cb140cafe94ea2985d05883950185d205420d4639692bd2a46c1c1
- 06 L 6ec0d27b8b7d4d211b33b3aaa0b69149629d5cde3b0c4818a65f9d10ef3385f1
- 07 L 4c8f83cbce1f4e8c2a8f9277aea4cea070dbe7e226013c0bf5cbba5751009105
- root 7b5089986ec8a48f7086c80b5bae7d3c047a1480bbfe922a1a170dafc1731975