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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 3RD DEO Award a ₱4.5K contract to E. GUADIZ CONSTRUCTIONNational agencies
Transaction hash:
889f81e36af7d28efd7efd02219216bef5a3168b95e745b6081fcf51930b502b
Status:
Included and unchanged
Block:
#3,558 2,455 blocks after it
Position in block:
Transaction 75 of 146
Award day:
Oct 11, 2018 (8 yrs 1 mo ago)
Value:
₱4,456.26
Project:
Bridge Maintenance along Cagayan Valley Road, Pina
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 #3,558 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN 3RD DEO awarded it to E. GUADIZ CONSTRUCTION on 2018-10-11.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 889f81e36a…0b502bnow …
- 2. Block Merkle root changedstored 7635f11e88…02c4dcnow …
- 3. Block #3558 hash changedstored 0f96ea8271…64a252now …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf 889f81e36af7d28efd7efd02219216bef5a3168b95e745b6081fcf51930b502b
- 01 L 87d0f535d32212e1191527dd74e7d019bf91d7077e441c8a0ac709d233cb3b66
- 02 L ce82b6ca1f43a718c589217d0c5d56722e1a77349bb8ad16a4ad8b891438965a
- 03 R 9d12c5d65774caeb920ba9f4afb91141389727c3a62004c0e17de0d5003820e1
- 04 L ab6c81c4200c24e1c0350d4aad1ede879e8814af4a8e6e7624a26c9cfa7049a8
- 05 R 91a412c69709581ee49abc64757fcab51f03dd56df0e36cfee6f75e6d4293bcd
- 06 R 0465675102a25d666622a88f162487d3288348fc45574f8610c82589c871dec9
- 07 L a134fc6663cd4a64ddc49cf873028d9737a1d75906422c65f4db0eeba384de91
- 08 R 144dad24b32efc2a0de99e69e00229b95dad0e343d8d1a14c352f893845f3824
- root 7635f11e88bd968d85314b2d7d720024cb4b5ada8b810475438308675402c4dc