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
CIVIL AVIATION AUTHORITY OF THE PHILIPPINES Award a ₱3.2M contract to ASERON CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
f9274ca9df36a15b05577992cb8f7f7c24a47ed37799aa23a7fa0f32020c8f47
Status:
Included and unchanged
Block:
#3,902 2,111 blocks after it
Position in block:
Transaction 202 of 211
Award day:
Oct 10, 2019 (7 yrs 1 mo ago)
Value:
₱3,216,722.26
Project:
19-022-06 ALPHA CONSTRUCTION OF COVERED WALKWAY A
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 #3,902 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)CIVIL AVIATION AUTHORITY OF THE PHILIPPINES awarded it to ASERON CONSTRUCTION AND SUPPLY on 2019-10-10.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 f9274ca9df…0c8f47now …
- 2. Block Merkle root changedstored 98faaf1eb6…734069now …
- 3. Block #3902 hash changedstored 85cb8ba3ce…c02249now …
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 210 records. Each step hashes the current value together with the sibling shown.
- leaf f9274ca9df36a15b05577992cb8f7f7c24a47ed37799aa23a7fa0f32020c8f47
- 01 R fa0e8a92d02105d8df094a393cd5d48a0e59a2c815c61116b869b9c1fb8c97a4
- 02 L 8294596503d7bfdf4b9ee000b92263216b0b3cac7f734a34bf9e4181d1ecbadb
- 03 R b1ce6e05504ea43f7e34df6ba942e81c83be698b8279184fea3ae695927ecf29
- 04 L 70cf6c958b4bdcb2b7f63c74e3fb6ec4959ba125807225e01c57b1aa78234026
- 05 R d1d6688da9a494b46c19685f0622aabe5c447f6c79be07b29ae00ba7efb523af
- 06 R cef4dbc47a8bf4468acb09eac5de7a33e271961845534434059ed01844a2dad8
- 07 L bea0d979691de53cf7cadba18dc7eff9adb4eb91e102321df383f8b8ef4e8011
- 08 L 917a8e2fd689ccc3d32919241eb1066ec75d053ec158870affa7d5731930d056
- root 98faaf1eb680faca58c5d881ccf18a289ba711e4fe64636814881f7400734069