OpenTechnical

OT-2026-000062704

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062704) never changes.

Identity and time

Publication numberOT-2026-000062704 · never reused
Internal UUID01a0ae8c-6388-7086-a48a-ca40c4f4ef42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062704
StatusPUBLIC

Content hashes

Canonical text59ad732bf05d49bcbfca10886d596ee9fb79d777e57c6a3ac2bbc7d63f3f0ba7
Markdown7f9714ce761f925f03aa0ae5eafcece2e671cf778cfa589e20c3c148a976e7f0
PDF
Publication page5bf1978e363a9d115eddb432121cd6ba1dc8c65d56a6c0cb6ef1c4821885e57f
Manifest426ce96e2ef523361814decee4fffc1c5d4f23051905c4e12bf3422d28d9a2f7

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
SignatureVH5dF1CCvZT3LQf9fj9IZRtWZ4ptVv18iDjbMgK1m181TJDwUvAHveAWzv2mmxxPFaH2vUCC46Em949xgIjlBg==
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

2026-09-17T10:39:16.119621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062704
observed 5bf1978e363a9d115eddb432121cd6ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.100925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062704/manifest.json
observed 426ce96e2ef523361814decee4fffc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.080897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062704/publication.md
observed 7f9714ce761f925f03aa0ae5eafcece2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.062485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062704/publication.txt
observed 59ad732bf05d49bcbfca10886d596ee9...
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.