OpenTechnical

OT-2026-000067711

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000067711) never changes.

Identity and time

Publication numberOT-2026-000067711 · never reused
Internal UUID01a0ae8f-6bdb-731a-8bb3-6429a2eb3c30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067711
StatusPUBLIC

Content hashes

Canonical text1e96945d598ee9ef7617d1a348b8f16d655285c497a24d635e5c80d38cbd9920
Markdown02a58ae072f65fff78288efbe43853f72d9d5cb6e87e830c64d91dc053d09d6d
PDF
Publication page303cee4d18de11d25802349306fa5189b4eab3581c5b58b29935c86dcc61e8fc
Manifest8e230c9a6eb3e6703096a3a8a9c3be50b35784633a2d53a3a89876e0e029a81e

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
SignatureRuWcSy2bVSbXxA5M7bCAcb75TVq58t1xTT7tap8s9wHiudsPZYytVGDxOxVqxOfZbQl5ELJdXjDrhOz62o42Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:03.539761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067711
observed 303cee4d18de11d25802349306fa5189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.521537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067711/manifest.json
observed 8e230c9a6eb3e6703096a3a8a9c3be50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.503951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067711/publication.md
observed 02a58ae072f65fff78288efbe43853f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.485859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067711/publication.txt
observed 1e96945d598ee9ef7617d1a348b8f16d...
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.