OpenTechnical

OT-2026-000099973

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099973) never changes.

Identity and time

Publication numberOT-2026-000099973 · never reused
Internal UUID01a0aea3-1474-7908-88fd-1bdf64e1b623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099973
StatusPUBLIC

Content hashes

Canonical text64158075aea74c066ba251fc6cb71baacefab84c98f15adc6659c656de722f7a
Markdown3f0f282588b2cba49666da7582b9f8ca732f9c05368033c63e1f64c69c954fde
PDF
Publication page80fd41d23c5229bf34b4eb532dac24ac03ade11968c9cc84ee23dea43e6729cd
Manifest3e91b21215fab35dc2b38fa4720f612a028259e6191a2969f062e7fbebea271e

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
SignatureT48q8jPo+Ljhqc1DYJAhRNyAlfCr5QOOjnD4J3xDgudVWgtMh13kh4dqUWkF2TzrNKeNN0jn44FtfZcYHgJHBQ==
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

2026-09-17T09:30:40.240835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973
observed 80fd41d23c5229bf34b4eb532dac24ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:40.220902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/manifest.json
observed 3e91b21215fab35dc2b38fa4720f612a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:40.199177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/publication.md
observed 3f0f282588b2cba49666da7582b9f8ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:40.180181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/publication.txt
observed 64158075aea74c066ba251fc6cb71baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:53.635211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973
observed 80fd41d23c5229bf34b4eb532dac24ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:53.617637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/manifest.json
observed 3e91b21215fab35dc2b38fa4720f612a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:53.599243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/publication.md
observed 3f0f282588b2cba49666da7582b9f8ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:53.580711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099973/publication.txt
observed 64158075aea74c066ba251fc6cb71baa...
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.