OpenTechnical

OT-2026-000092338

Publication integrity record

Foam pad vacuum gripper, four zone face, single 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-2026-000092338) never changes.

Identity and time

Publication numberOT-2026-000092338 · never reused
Internal UUID01a0ae9d-875b-70e3-a6c4-284c162029ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092338
StatusPUBLIC

Content hashes

Canonical text7f8b63a1310bc85ecc2612b40b34009462e38179f19253435aa44d8f2f69e23b
Markdownca75ea52f90b4f3ece7fd901bfe81ab6934eef9fc712d2e7601b4857bb722caf
PDF
Publication page13c3f67f7f3e31dae3afbd148cf4d90223e4fd13e0139919ffe5b53026f77272
Manifestac190b2495ad125b442f6866e25760dc6cfc645b29d3ca70bde0c88946f4f981

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
Signature+9X9k8tgN2na7NbcrFMSnkAi/aiBMImHijxVPhYt3ylmAceUNSDjkj6qZubjm1sY9PbzDVs8iuWdgWBvrFutAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:53.198304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092338
observed 13c3f67f7f3e31dae3afbd148cf4d902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.181412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092338/manifest.json
observed ac190b2495ad125b442f6866e25760dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.166241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092338/publication.md
observed ca75ea52f90b4f3ece7fd901bfe81ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.150148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092338/publication.txt
observed 7f8b63a1310bc85ecc2612b40b340094...
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.