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
DEPARTMENT OF EDUCATION - DIVISION OF NORTHERN SAMAR Award a ₱2.6M contract to ANDREA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
079e7962c5a641ef03adb9446d68dd4d8e11919999104c69f1d6cfc0624fa48d
Status:
Included and unchanged
Block:
#2,752 3,261 blocks after it
Position in block:
Transaction 7 of 101
Award day:
May 31, 2016 (10 yrs 5 mo ago)
Value:
₱2,609,053.50
Project:
Civil 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 #2,752 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)DEPARTMENT OF EDUCATION - DIVISION OF NORTHERN SAMAR awarded it to ANDREA CONSTRUCTION AND SUPPLY on 2016-05-31.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 079e7962c5…4fa48dnow …
- 2. Block Merkle root changedstored b572bb3e4b…24c0e2now …
- 3. Block #2752 hash changedstored 2175d1ed06…ffe879now …
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 100 records. Each step hashes the current value together with the sibling shown.
- leaf 079e7962c5a641ef03adb9446d68dd4d8e11919999104c69f1d6cfc0624fa48d
- 01 L 079794c875bc2037f04aee9b9ec1d5031b10ef759bf8997d811280e76032c3d8
- 02 L 0132f7eb62f1567777f34400c2da0b09c3474964bf83c3a40759f1d38ffb9709
- 03 L 62de991751317909f618f2b1c24356e8a03b636eef3dd4da487fe03bcde871f6
- 04 R 411347559236fc60422d4c518e304ebbdc97665905e3c812a768897456bad320
- 05 R ed6695f8ea60c359db6bd000f2e49fc72defa83bf009dd8eec7773dccaf2f93a
- 06 R 3fc1a50872fb507c0acb49bc52d3887c4fc92de093f0bedd2a5ecc2a12a617f1
- 07 R a843ebb4a5182602c3fb23aa0b5b3d55bee4394fbdc9197968f46cf2944154b4
- root b572bb3e4bb8cd22b4cbe9e65a7daaef74d1bc21c77af82bf66301cc8624c0e2