OpenTechnical

OT-2026-000099348

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099348) never changes.

Identity and time

Publication numberOT-2026-000099348 · never reused
Internal UUID01a0aea2-c972-7cdd-a0d7-37019837910b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099348
StatusPUBLIC

Content hashes

Canonical text164088ed697321ef1251b293c9d1914abff646d2b369fcde198321c1f8a38e32
Markdownbb0fc9080b96b15d1bc6ffc3f659a76ac5c7d16cac229c870584e3882c348e39
PDF
Publication pagebd1d2dea93987dcf1b2f9297ca6c6f2d8233ef54a2e0247798aed657e95353bb
Manifest3ba26377762db115131202f1138827c59e2d2a5a60f49c0f090e9437edab74df

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
Signaturew8sFiyryMd4m094DW1k/NYbfddvIKjQbm+bsYrAKfjAR1kMbXz+GcdXUniC0Jk6/9WXLKAkgIL5lPQbKH5K9BA==
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

2026-09-17T09:29:05.875065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099348
observed bd1d2dea93987dcf1b2f9297ca6c6f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.855781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099348/manifest.json
observed 3ba26377762db115131202f1138827c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.837566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099348/publication.md
observed bb0fc9080b96b15d1bc6ffc3f659a76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.820892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099348/publication.txt
observed 164088ed697321ef1251b293c9d1914a...
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.