OpenTechnical

OT-2026-000011068

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000011068) never changes.

Identity and time

Publication numberOT-2026-000011068 · never reused
Internal UUID01a0ae6c-540e-7f07-9457-b86f589bee13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011068
StatusPUBLIC

Content hashes

Canonical textb2ee7da002e37d277d21a4c081ab48d474fe634291ec22fc6ccb84444ef579d0
Markdowne42c7975cfda31f36031ff35de7e1b764dec3ce170bf74cd76a8a7768f7a9776
PDF
Publication pagea1cb466fd80f6c0538da504a93ac79b353b52f17be29f4c327617d73ad9dac04
Manifest07c4aa364615d88fcc5ed5e8780a921072be8373202b40d199ab65a7a4128302

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
Signaturecjr4SKOfThD7ybvtUo92lnmfZivvZtqpk/d3/Ke0lq6McyKtnJLgBg4Tu/i9JQNolmOqdns6oDfglSyUlm57CQ==
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

2026-09-17T12:13:54.096727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011068
observed a1cb466fd80f6c0538da504a93ac79b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.074702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011068/manifest.json
observed 07c4aa364615d88fcc5ed5e8780a9210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.053768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011068/publication.md
observed e42c7975cfda31f36031ff35de7e1b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.032873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011068/publication.txt
observed b2ee7da002e37d277d21a4c081ab48d4...
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.