OpenTechnical

OT-2026-000026393

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000026393) never changes.

Identity and time

Publication numberOT-2026-000026393 · never reused
Internal UUID01a0ae71-f4a7-7447-a456-a36d117fafc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026393
StatusPUBLIC

Content hashes

Canonical textc14de28de4973015e0ee1f6b297c01ba7180df7be12d5b9b877931aba6159fba
Markdownf88eee272dc099f6b34b3948b129d7e99d5da631206ac927db150a1ff06ed373
PDF
Publication page703f425365e0a10592d888091d9f2083d7cad0ad5097fcd78a676f27673003af
Manifesta54bef3c30bb7ac87c74ce5810258e4077e63c477c90d3df8af8d5021a61a121

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureGOOztrdTuSGyUDyNE1N4SqKECkZzF4p9ZEo2NDS6V5z6ySqlmLSHnl7XJpeJsZGD/jujcmhMm4mSJPM/S5A5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:44:22.592251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026393
observed 703f425365e0a10592d888091d9f2083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.576487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026393/manifest.json
observed a54bef3c30bb7ac87c74ce5810258e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.561034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026393/publication.md
observed f88eee272dc099f6b34b3948b129d7e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:22.546049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026393/publication.txt
observed c14de28de4973015e0ee1f6b297c01ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.