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
MANILA INTERNATIONAL AIRPORT AUTHORITY Award a ₱397.0K contract to AMRON EAST BUILDERSNational agencies
Transaction hash:
f8e1f7d4eca91043c4ffabd83ff2e28bd102a18bfdf9b78cd3bf58c9faeedafb
Status:
Included and unchanged
Block:
#2,390 3,623 blocks after it
Position in block:
Transaction 209 of 214
Award day:
Apr 27, 2015 (11 yrs 6 mo ago)
Value:
₱397,000.00
Project:
Supply of Labor and Materials
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 #2,390 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)MANILA INTERNATIONAL AIRPORT AUTHORITY awarded it to AMRON EAST BUILDERS on 2015-04-27.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 f8e1f7d4ec…eedafbnow …
- 2. Block Merkle root changedstored 6856c407dc…4d0464now …
- 3. Block #2390 hash changedstored 489f86ae0e…33ae46now …
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 213 records. Each step hashes the current value together with the sibling shown.
- leaf f8e1f7d4eca91043c4ffabd83ff2e28bd102a18bfdf9b78cd3bf58c9faeedafb
- 01 L f4960f1e9366222325c6687a1901f45bd1ee22548a2046d1caa4b6b7be80ea14
- 02 R e1559c7dd39ff14ffb2fe3b0065d9636c2cbc17257462e61e9c2de4bb949ea53
- 03 R b76ad30cdb6ef005d306c5c7f7aa2d975b63e8011b9c8d4d46eceba74f46b56d
- 04 R 9a633871df190cd53c224f0d4e1a1d7b2084be1e9b56a556d80b248f8c48c1e6
- 05 L e087e9764c8fd6835dcd05bc90b3d3e4a92ae2bb10511280168e1c0449ffb2e0
- 06 R c567b51b885dde7f83228b43ad1d7838aa486cb462da6e0ce4a63c0f08c2c839
- 07 L ec6d0ae51791e8faf4a5cef154d6c6d5cf6f780aaa1908e9d4024929977fcb11
- 08 L 8544b522132a778d873daef9b795fde039642eb1f347b8aebd534c9ababe576f
- root 6856c407dc781e851a54010387537ffe345c87dba5a77fa2f9587ec1b54d0464