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 - MARINDUQUE DEO Award a ₱19.0M contract to R.C. TAGALA CONSTRUCTIONNational agencies
Transaction hash:
de8fca8d29eadcdca5174c06dccbba972e6d854b8838796c3c08c6ea793c629b
Status:
Included and unchanged
Block:
#2,654 3,359 blocks after it
Position in block:
Transaction 145 of 168
Award day:
Feb 2, 2016 (10 yrs 9 mo ago)
Value:
₱19,024,981.55
Project:
15EA0115
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 #2,654 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 - MARINDUQUE DEO awarded it to R.C. TAGALA CONSTRUCTION on 2016-02-02.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 de8fca8d29…3c629bnow …
- 2. Block Merkle root changedstored 7585d9da6d…3b2748now …
- 3. Block #2654 hash changedstored 8edd2b0dc0…673ec4now …
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 167 records. Each step hashes the current value together with the sibling shown.
- leaf de8fca8d29eadcdca5174c06dccbba972e6d854b8838796c3c08c6ea793c629b
- 01 L dcc0a11e69817995f58200b9ea945e9ca01d9f14eb35f980637e25d8d675510c
- 02 R 96a1433705e236363532ab341e92e9ae1dc6d89674be8606d053614dd2157382
- 03 R 5af6f5cf819c12ae3880151d2dd2ecc70bd42e7657f84a9db16bdc27753607f3
- 04 R dc81db1b6d0b46e6244a6e81926c9d92c7c911c7d34cc50b0a185b5364a462c9
- 05 L 70304da763bf6a3a55130f65328c73309c19fe52af75f868bb9baaa4a5b30967
- 06 R 195f5554c2b10682ab5f6b93eeaafb2eed3393e4fa0a27a4ebf264888775f732
- 07 R 7cbe3d408a95aa321139778c254acff6693558c7cb7edb94bf4672e5d562eb0c
- 08 L 1267f3490ba1ae857ce8f99232727aeed766f3f117b31c493982d7b3dec76f89
- root 7585d9da6df047dca03df32ef6cb5c509f5120dda90d0d090f3cd6fc3d3b2748