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
PHILIPPINE PORTS AUTHORITY - PMO ZAMBOANGA Award a ₱28.1M contract to ZET CONSTRUCTIONNational agencies
Transaction hash:
4634cd736ded13ffcc764364054b72e0c9a05ae11d842547867b5023ca32f0c4
Status:
Included and unchanged
Block:
#4,590 1,423 blocks after it
Position in block:
Transaction 49 of 203
Award day:
Oct 6, 2021 (5 yrs 1 mo ago)
Value:
₱28,098,906.67
Project:
1 Lot Supply of Labor, Materials and Tools/Equip.
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 #4,590 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)PHILIPPINE PORTS AUTHORITY - PMO ZAMBOANGA awarded it to ZET CONSTRUCTION on 2021-10-06.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 4634cd736d…32f0c4now …
- 2. Block Merkle root changedstored 1296ab8544…ac2babnow …
- 3. Block #4590 hash changedstored adcd970c35…e63653now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf 4634cd736ded13ffcc764364054b72e0c9a05ae11d842547867b5023ca32f0c4
- 01 L 4420e3942f32e90248df9a325624fdc3f1b656c56fb817bfce447c97d5eccceb
- 02 R e9df9d4e5cded0320db53ec8ee5c92cb10699261485ffddcc8ab768815f3e846
- 03 R 4fab5677359bb397739bdd239e471548371ff5603c096a04c5732a44ac03eded
- 04 R eb1f058ec524e1c1ae23b374c65de6d397e1c6f0ac9476e304bfa839da8b77e1
- 05 L 44f18b6b68f18c18f27223da1e9d7beb108a4ef5c8bc3135b99f4a75d00dc51f
- 06 L 3da6144881132bfc2260ab11f3c1e81f8f2bfaf98a253f7db36880dc1c57134e
- 07 R b3d701345f9a22b4f4b6c342daaa619ce2c9fdc345d13df7a13b6a64f866b714
- 08 R bde720945ddb06b303825613e2cd7965f0ef66e97c13fdd9776a2eb29303d197
- root 1296ab85448200d3db264e100a54dce26fd8a41244453843f3772ebfa7ac2bab