OpenTechnical

OT-2026-000062982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000062982) never changes.

Identity and time

Publication numberOT-2026-000062982 · never reused
Internal UUID01a0ae8c-94a9-7a47-83c1-bc89472047b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062982
StatusPUBLIC

Content hashes

Canonical text5db0ae3974b505c051e9fa93679bea1b69f3b309cd6c0372eb3b1d7a745965cd
Markdown360fa6818f04f7044a47f53304c5e095e5a27d2d250bd4373830f24a74b37bc1
PDF
Publication pagefe9b29612ede00b24b1cc068ebee18cfd1d51fc72580d01336e8bfa6aa62130a
Manifest3093a0c22fa6d7744a6ef5c8dd17c19df1cb7092b962b0339cd1a3b1d58019a2

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
SignaturejJ6yfLi0BdxDTUpk5bXuT+iqUBuOV45Gei1RlJ/5OjpnhAdmmI+pb2Ifcj1LzcFaESuZU+6a73biMnGK1UGJBA==
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

2026-09-17T10:40:30.317597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982
observed fe9b29612ede00b24b1cc068ebee18cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.297089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/manifest.json
observed 3093a0c22fa6d7744a6ef5c8dd17c19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.277390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/publication.md
observed 360fa6818f04f7044a47f53304c5e095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.259594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/publication.txt
observed 5db0ae3974b505c051e9fa93679bea1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.069524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982
observed fe9b29612ede00b24b1cc068ebee18cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.049577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/manifest.json
observed 3093a0c22fa6d7744a6ef5c8dd17c19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.032094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/publication.md
observed 360fa6818f04f7044a47f53304c5e095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.013273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062982/publication.txt
observed 5db0ae3974b505c051e9fa93679bea1b...
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.