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
PROVINCE OF EASTERN SAMAR Award a ₱2.0M contract to TUBIGAN BUILDERSProvinces
Transaction hash:
328519b4e97f0d791b8da2d5415a47305dd0dc71fb6ca09154355f8bb9bcc1a8
Status:
Included and unchanged
Block:
#3,278 2,735 blocks after it
Position in block:
Transaction 161 of 694
Award day:
Dec 18, 2017 (8 yrs 10 mo ago)
Value:
₱1,980,885.30
Project:
ITB No.2017-09-074 CONSTRUCTION OF MULTI-PURPOSE
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 #3,278 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)PROVINCE OF EASTERN SAMAR awarded it to TUBIGAN BUILDERS on 2017-12-18.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)COA's CY2024 audit of Eastern Samar gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 328519b4e9…bcc1a8now …
- 2. Block Merkle root changedstored 2afcc84509…91b3b0now …
- 3. Block #3278 hash changedstored 79c4032d3d…8af6d4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 693 records. Each step hashes the current value together with the sibling shown.
- leaf 328519b4e97f0d791b8da2d5415a47305dd0dc71fb6ca09154355f8bb9bcc1a8
- 01 L 327bc9d38950afa60138cfaff161a03ff6a7d1286773b39b075d7badfef19663
- 02 R 53439c1d4d1b30f61c1bac0b2c00ebd71eb87f62c88f2b0a6c4024382b3f5413
- 03 R 6826e67a71c6844851f5e4f6811ecee7aa1e623e44f9cb35bd9cb79983e0cdce
- 04 R 11ae60ac031abfbbdac3a13e32a01812ff2a5572712c761374ddebdf2497e36a
- 05 R d156d06d25ca02ca7b73dfb6685f1a690d05d98050c6c414c99324d38632f13b
- 06 L eb53f5723c04d74ff3120b750c82fa516f8d2a2cf117e97e27e2f605e89570e9
- 07 R 8fa18083204e6bbb19f35b1e0dafcdde5a0d2170a05850113719346b46fd47e7
- 08 L 53847294fd320ae4cb1e5cf8e87967e0e14dea5711c1830be534dd0ca75f8e9e
- 09 R 0226559c48a8ea02a903c0c561cb7e30c16f1d6d7e5283245a1422973b3bf9a1
- 10 R ca1bca6636340c419e2e8b0861c03eac600fb06902ad59ca8fcea93877a3c18d
- root 2afcc845098cadc844cf64ef85c2127bce9999199aa3949088aa437f8d91b3b0