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 PUERTO PRINCESA Award a ₱75.7K contract to GEMRON STEEL WORKS & CONSTRUCTIONNational agencies
Transaction hash:
3671701d5382863c36723be4bf03a221eaa62e6d0336cf17ae1c5a65d360d7d6
Status:
Included and unchanged
Block:
#914 5,099 blocks after it
Position in block:
Transaction 1 of 12
Award day:
Jul 26, 2010 (16 yrs 3 mo ago)
Value:
₱75,694.08
Project:
REPAIR OF ROCK CAUSEWAY, PORT OF CUYO, PAL.
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 #914 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 PUERTO PRINCESA awarded it to GEMRON STEEL WORKS & CONSTRUCTION on 2010-07-26.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 3671701d53…60d7d6now …
- 2. Block Merkle root changedstored d38dfe79e4…dd7ba0now …
- 3. Block #914 hash changedstored d968a477b1…c670ccnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 11 records. Each step hashes the current value together with the sibling shown.
- leaf 3671701d5382863c36723be4bf03a221eaa62e6d0336cf17ae1c5a65d360d7d6
- 01 L 253716f3e7af1943a21d21f2342e24f3b30a6a935eeb7760b9e4a504efab352d
- 02 R 9cc943ac5a126729b8b194847eb65c0a8aec6c494ed11a68c0a2f45f9b80dca7
- 03 R 4c73c36f5247dedfb6b93ebb46ddf08edbd4ab8d472c168d1f3c3fae537f23b4
- 04 R bfb656947215932d1a748fad6590053f941f302394e43fadd17d7fadcfe4f443
- root d38dfe79e4fa0f18b419cdcd49a4abe218eed902480b61d491002cb5aadd7ba0