OpenTechnical

OT-2026-000100701

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100701) never changes.

Identity and time

Publication numberOT-2026-000100701 · never reused
Internal UUID01a0aea3-66f3-721e-8ff3-30fd27c3c953 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100701
StatusPUBLIC

Content hashes

Canonical text5c51403da9f38e76490d7fdb8f51d9eb797dc197374fb8bbb52ca1c516f8c53f
Markdown0aff1d5092006b640b789a7f172a8d30821034f71ffb1a8e1a2de0bacb1f41bd
PDF
Publication page9b7778bfd3faf7d3c952f7979c47c67a36f526513ee9cce59b9ef8b6b516edf6
Manifest9f776a4f70d6476c1c1614f85b3198d375ea3f0b288bb49576a20004cd3739da

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
SignatureJJcCA2sH0sxqskWbNRAPCv6FC/iPXyil2VS8cLi1O4qg4x+S5EE+uHCm/Tu+X7g9YT0x6OtX/uUo2kw+aNMUDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:31.221370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100701
observed 9b7778bfd3faf7d3c952f7979c47c67a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.204241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100701/manifest.json
observed 9f776a4f70d6476c1c1614f85b3198d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.186921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100701/publication.md
observed 0aff1d5092006b640b789a7f172a8d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.168980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100701/publication.txt
observed 5c51403da9f38e76490d7fdb8f51d9eb...
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.