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 - BULACAN 2ND DEO Award a ₱25.1M contract to ST. GERRARD CONSTRUCTIONNational agencies
Transaction hash:
a7c4a7e9b45ec2bebea8dd34434a617d196f51468a3e51a8332ea1bb78b54f5b
Status:
Included and unchanged
Block:
#3,072 2,941 blocks after it
Position in block:
Transaction 251 of 379
Award day:
May 10, 2017 (9 yrs 6 mo ago)
Value:
₱25,110,290.43
Project:
17CD0164 Replacement of Bridge
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 #3,072 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 - BULACAN 2ND DEO awarded it to ST. GERRARD CONSTRUCTION on 2017-05-10.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 a7c4a7e9b4…b54f5bnow …
- 2. Block Merkle root changedstored d612d7ad3a…746561now …
- 3. Block #3072 hash changedstored f04f506fd4…04cbc1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 378 records. Each step hashes the current value together with the sibling shown.
- leaf a7c4a7e9b45ec2bebea8dd34434a617d196f51468a3e51a8332ea1bb78b54f5b
- 01 L a794fb8d6d80848cff60ace6a0ec8ec26ee152bbcdcece18235bfe02ca8a9d46
- 02 L c6b2c0bf2e70d5e7d944bf810789a6296e5a29d9bd6a9e277dbd50a1744a5e1f
- 03 R 703d52f6c2b45f6332b9c92c976b0d1e077ccc5c67cc46ebbb06c460f8aaf453
- 04 L 4a619573d7b1a2c2c13d42c0647f4bf6ac820e196051f19f2f17797c2c064d6a
- 05 L 1c257787fb1d8261a269d7cac702356c1f637baaeca3277279e9ef7ac7d7207e
- 06 L 2d82a990cec94c4bc1dec6f36eaeba289ae8fe983f99d456f0740fcae98d5216
- 07 L 3646a4a96a1b91b59de0ebeb20f9fb83dda776ddf2e936aaad7448347f31981e
- 08 L aaa358b3d3afb680907de5d1f399810cdc665586ec2cd3d8f01ab41fab23d342
- 09 R 7d3e0b18ca77fab5d2af66641626763680c8670f213f0956bcdf1148e32c847c
- root d612d7ad3a0372fef9328f6ff8c20163622e95f0ae3d2f7451fd33f497746561