OpenTechnical

OT-2026-000097269

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000097269) never changes.

Identity and time

Publication numberOT-2026-000097269 · never reused
Internal UUID01a0aea1-01ca-7be3-94f8-ddfe0edbad4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097269
StatusPUBLIC

Content hashes

Canonical text1d9b6ed0241e6f9b30ad69494b1712ddbe29300ecacf4e05211ea6c9564efea8
Markdown5d1438a856825e9fac41231ac8c1ce9d2520df4f0657f5e9d0a26f77fde9473d
PDF
Publication page10f023e1944c2990079115d8b0761c3b509381571270ef6cf9dd7c13dc08e265
Manifest9c392cf9216ff1fef66ddb8d0833861962b9273e728b1773505a57c693fdad55

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
SignatureOJPJR4Px+61uG68HfGUoFgdDoMa6COxA4an+gi/TlmaTQuWBLo7y8yKetuf6ii0OT0XMP+cH2wbvJymbvHUzCA==
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

2026-09-17T09:33:31.738556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097269
observed 10f023e1944c2990079115d8b0761c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.721850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097269/manifest.json
observed 9c392cf9216ff1fef66ddb8d08338619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.705108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097269/publication.md
observed 5d1438a856825e9fac41231ac8c1ce9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.685925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097269/publication.txt
observed 1d9b6ed0241e6f9b30ad69494b1712dd...
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.