OpenTechnical

OT-2026-000008393

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000008393) never changes.

Identity and time

Publication numberOT-2026-000008393 · never reused
Internal UUID01a0ae6a-e469-7002-8a81-03d61432040e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008393
StatusPUBLIC

Content hashes

Canonical text9a8f83d7405710f3891de4eb496f009f95aba47efe4af77f0a3d8fbd8c6ed58b
Markdown5fe2aeadb8a0bba92d00a4d814403fbb00850aa1f9432c5a914c5736d1881a81
PDF
Publication pagee1d791e35f6c633f9581acfc70f84237882c9405133163468ac77fbf51401a72
Manifest8c559bc0214cfd8b9475e4237881734db94326a39a75c44e94024920b8a00ba9

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
SignaturenjcuUYBA6WDDyHwpzuO0Z8gaKBnWAWN7yj8WNs0w0pYcBFO/xzCZPZikZ0IGaZLAswU1ewg1ywgycwqjjzwVAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:13.815993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008393
observed e1d791e35f6c633f9581acfc70f84237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.786540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008393/manifest.json
observed 8c559bc0214cfd8b9475e4237881734d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.764792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008393/publication.md
observed 5fe2aeadb8a0bba92d00a4d814403fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.745259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008393/publication.txt
observed 9a8f83d7405710f3891de4eb496f009f...
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.