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, NORTHERN SAMAR 2ND Award a ₱7.4M contract to ESD CRUZ CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
de14cf296e32a4de5a22dfe1d24239b5d1eb11450849c6de8ebc07d8f6f32229
Status:
Included and unchanged
Block:
#1,957 4,056 blocks after it
Position in block:
Transaction 9 of 11
Award day:
Dec 28, 2013 (12 yrs 10 mo ago)
Value:
₱7,356,447.46
Project:
13II0072 Conc. of Road Shoulder
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 #1,957 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, NORTHERN SAMAR 2ND awarded it to ESD CRUZ CONSTRUCTION & SUPPLY on 2013-12-28.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 de14cf296e…f32229now …
- 2. Block Merkle root changedstored a232e23ce8…ce3f38now …
- 3. Block #1957 hash changedstored 4c568f320e…310023now …
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 10 records. Each step hashes the current value together with the sibling shown.
- leaf de14cf296e32a4de5a22dfe1d24239b5d1eb11450849c6de8ebc07d8f6f32229
- 01 L dc9253e7a607caa28cefb9093062ba6cca14517e19612e29520e2d5fc000b931
- 02 R c4edcf41405a0201ae49302db70dc9e55c07fbdf8e9f55347bdfa0a1f1d6be37
- 03 R d140e4d05572c52ecdff1b0983655fe840aea24ba4cd7783b10d1e07d752d4d6
- 04 L 3b88bebe3f7f1ce59760612a2af42e31f129178facffc74fc1233df3e8b832c3
- root a232e23ce86494e428f5b21e4ea27f9a691931c8dc636f9cd070b71fdace3f38