OpenTechnical

OT-2026-000092873

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000092873) never changes.

Identity and time

Publication numberOT-2026-000092873 · never reused
Internal UUID01a0ae9e-090e-77d8-b733-b1f39d96fe52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092873
StatusPUBLIC

Content hashes

Canonical textaac5ab395158c9b1765b9f43d5d61df629a04ee4e2850da353e4b889e3b0b273
Markdown8c69b5c27e4e27f4ce5504d61143b78e92b3cda04f5d5c969566a6b23ba39000
PDF
Publication pagef466e0b088dcf370656aba758e867439355bb09990f3c3899909b065915668ff
Manifestb2dfbeb0cec082442219c2dedc80f6cfd2c74f0434a4bf9b0ed14fe88a0ef216

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
SignatureVS9fHy8sV9nv0kw/WA3HxBNZz18kSlnxdRA7xJY37F+iS8fd1oJ9aXY7o/1pPGAl/+RhTqpIpIOIWrSSMME/CA==
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

2026-09-17T09:39:58.775631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092873
observed f466e0b088dcf370656aba758e867439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.757293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092873/manifest.json
observed b2dfbeb0cec082442219c2dedc80f6cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.741742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092873/publication.md
observed 8c69b5c27e4e27f4ce5504d61143b78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.724005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092873/publication.txt
observed aac5ab395158c9b1765b9f43d5d61df6...
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.