OpenTechnical

OT-2026-000098834

Publication integrity record

Foam pad vacuum gripper, two zone face, three 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-2026-000098834) never changes.

Identity and time

Publication numberOT-2026-000098834 · never reused
Internal UUID01a0aea2-42b0-7daf-be12-6cfa22bbc5ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098834
StatusPUBLIC

Content hashes

Canonical textb717ee2a991e9223787b48bb93c5ce1867246511eb9170e9ec32cdad37969e4c
Markdownd38cb5a390d77d085e58207f725361baff5b88a470015080b79a831993b6778d
PDF
Publication pagecb4ea31391373711a5e4cbfaf1a5b4dc9752fe53af813d255b230784df2f94c2
Manifest5b70625b300c8f9431a92326d48583bd3e2ee023cabb80b3967d8bcdedb6d60b

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
SignatureA2yHbAaR5ViYoUy1TD+n2Fv8Qlgn52UF/acb5tLx+xgDLHl6omtlqH70RZ+ViCNcx98/AcvQNU5mwHBKE35SDQ==
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

2026-09-17T09:31:10.437441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098834
observed cb4ea31391373711a5e4cbfaf1a5b4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.419736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098834/manifest.json
observed 5b70625b300c8f9431a92326d48583bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.403088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098834/publication.md
observed d38cb5a390d77d085e58207f725361ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:10.384058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098834/publication.txt
observed b717ee2a991e9223787b48bb93c5ce18...
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.