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
METRO MANILA DEVELOPMENT AUTHORITY Award a ₱9.9M contract to PETT BUILDERSNational agencies
Transaction hash:
69263b0f91ef3bd39f4d1122bc96a1f7ca47a6ad3471a0be44597eccfd35b0f5
Status:
Included and unchanged
Block:
#3,775 2,238 blocks after it
Position in block:
Transaction 335 of 749
Award day:
May 29, 2019 (7 yrs 5 mo ago)
Value:
₱9,886,210.89
Project:
Construction Projects
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 #3,775 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)METRO MANILA DEVELOPMENT AUTHORITY awarded it to PETT BUILDERS on 2019-05-29.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 69263b0f91…35b0f5now …
- 2. Block Merkle root changedstored 07429e7622…95d9bcnow …
- 3. Block #3775 hash changedstored b4b2016d94…63bfe9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 748 records. Each step hashes the current value together with the sibling shown.
- leaf 69263b0f91ef3bd39f4d1122bc96a1f7ca47a6ad3471a0be44597eccfd35b0f5
- 01 L 68d9e67b4ffad314e158ad1e6ac2a383fcba7d7cf01b794d899a14b281cc9d90
- 02 L e8bc94db886ea057df81575a9e4ec5685c6f9cd762fbbf148b601cb73e02eb05
- 03 L 48e937fbbd65240a71436058d4fbada33a358a958cfccc93cddd1622ebbf6a21
- 04 L 57d913d5add9314cc27f62c3fa8d4c2875da22b6f64cd04764f8fe42a23a682d
- 05 R fbfd90cb5600b0693eb26e1a4b9f06c2dabec30bf1e22e6417d75f8ad354e02b
- 06 R ff6e61c172438e19979f982c66244861e1fe2b9e62e2e013f96d3b32c0ef2768
- 07 L edb7147882f20fdb4fa8fd04d3f077e1a00b710d4a70388a8c6e97d167d91d2c
- 08 R 13beaabfe25b33c29166207c7b8a242099787efbe9a2217765dd17faec7728b7
- 09 L de396ee679db9e43d9e921714045422e2ac8ee225d76663dd3e2266f362e6d6c
- 10 R 57812fdf97942445e423a29eb1911c7889529660d78809172137ad2520572fe3
- root 07429e762221e15c2e02e1e36181958d856a7faa676d635000f1d6265295d9bc