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 - TARLAC 2ND-DEO Award a ₱9.1M contract to R.G. DIAZ BUILDERS & TRADINGNational agencies
Transaction hash:
31aa5fdb8f4a71f1fddb433b9637aae694312a3d0eea1ef687053146c309c389
Status:
Included and unchanged
Block:
#3,453 2,560 blocks after it
Position in block:
Transaction 58 of 263
Award day:
Jun 19, 2018 (8 yrs 4 mo ago)
Value:
₱9,116,278.15
Project:
18CK0138
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 #3,453 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 - TARLAC 2ND-DEO awarded it to R.G. DIAZ BUILDERS & TRADING on 2018-06-19.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 31aa5fdb8f…09c389now …
- 2. Block Merkle root changedstored e0dd3c7fa0…67dc5enow …
- 3. Block #3453 hash changedstored 197f48701e…fd88dfnow …
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 262 records. Each step hashes the current value together with the sibling shown.
- leaf 31aa5fdb8f4a71f1fddb433b9637aae694312a3d0eea1ef687053146c309c389
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- 02 L eff4374a1bbcc588492025d18286a4ed541af59e7b8eccc13fc68ed731fbaf2c
- 03 R a6bf220e00eead9478109cb3b0b3a701508751d62f1d5649238d2549ae2abd6d
- 04 L b488a3c6b98f8a3ba665a58e68426c43d585867ff4e2a6858944efe59d0fe66f
- 05 L 375e11a7eaf83f54b6206996313136c98245697f92eb691a44338ed41c111dae
- 06 L 08f4d597a809eb8fb3a595a41d9db425e541e3d11c2105fa9d0409e7ad25e8ee
- 07 R c393484720432b47c668d40c1059e197a24d99d5794cdee172375088cb48a6ae
- 08 R d04c2251caf8582f12c7034154a31284c7cf7a3a27899f8bc5244e65f6d61300
- 09 R ae4c00b51d40bd950798c8103283143e8b60414e8738dea7c159518c04c0bc6a
- root e0dd3c7fa04439d25025e00fdb30f39c562900a525f7bc97f72ddf969167dc5e