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 - AREA 4 Award a ₱4.1M contract to E.M. ABIN TRADING & CONSTRUCTIONNational agencies
Transaction hash:
fb6708b673330cfaa2bc0af3bb04eac74935107d2b31c8130f59fa4b88b84f7d
Status:
Included and unchanged
Block:
#2,888 3,125 blocks after it
Position in block:
Transaction 185 of 192
Award day:
Oct 24, 2016 (10 yrs ago)
Value:
₱4,115,585.04
Project:
Improvement of Vehicular Parking Area (1,400 sq.m)
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 #2,888 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 - AREA 4 awarded it to E.M. ABIN TRADING & CONSTRUCTION on 2016-10-24.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 fb6708b673…b84f7dnow …
- 2. Block Merkle root changedstored 8ff8769f8b…b18229now …
- 3. Block #2888 hash changedstored c3d9474c38…831289now …
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 191 records. Each step hashes the current value together with the sibling shown.
- leaf fb6708b673330cfaa2bc0af3bb04eac74935107d2b31c8130f59fa4b88b84f7d
- 01 L faedeae2c0610c198433bf422f4ca1a9031a756676f09e35a54a9e6c3224291b
- 02 R 89214da44d52bfc0d90a9ca61cd921b43b45526e7b1bcba1fe5da2b778037cc0
- 03 R a8a6c2f64539614f781c501b3297206f7038469d29cff5941ccef06013b4c656
- 04 L c12f8fe57fd233505fd340eedbc9f1125948271cc56b296ddd7e96793fa31c5f
- 05 L ccc41bfb83ddf130e95cd0ff17c0140c2fa8c7d18cecbef0e7e6e2efef360f4d
- 06 L 1185d9b2bd38d647a8963507d894ec5768f9de55614b01b23c59d750e7a0a2d8
- 07 R 7695b1bacf925043ca8b8800a2f4f6ab411998e4a4bb3343aa67fcac461abd1b
- 08 L 6be8e7cfd463a16ae3bef287acab986975c38cb63b8f7a34a65a9cfd65fc03c9
- root 8ff8769f8b585f43dbf34aac97b47a0e23246e02e89903a8f285d30907b18229