OpenTechnical

OT-2026-000089429

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

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-2026-000089429) never changes.

Identity and time

Publication numberOT-2026-000089429 · never reused
Internal UUID01a0ae9b-db02-794f-ae66-ecd69b74d9d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089429
StatusPUBLIC

Content hashes

Canonical text3319ccaa53d9995ae24eaf08dfd0b97f22a1ecb48e1abddf4d1665f55b8701a7
Markdownf6dea93d72e5f84c8e0318530dfacbb5788a998ce1c3a2caa395a274872bb6fa
PDF
Publication pagee2e940db6ea13e79d01d67edce76df3c47c4f5136eb9303a541a3aeacde17b85
Manifest80840111ad3a054ac0c7accd136cc45ffe505d9d248ccbac4348b1077072f811

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
Signature9J86s9h5wi9DfklU9PCyKV1686JcHHXqN3yBR4fjy9S8jOGNnk9y39IaxiHSPkLta+RjVkplLBoCDNO9Y1gRBw==
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

2026-09-17T09:47:34.425454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089429
observed e2e940db6ea13e79d01d67edce76df3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.407648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089429/manifest.json
observed 80840111ad3a054ac0c7accd136cc45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.389032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089429/publication.md
observed f6dea93d72e5f84c8e0318530dfacbb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.373301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089429/publication.txt
observed 3319ccaa53d9995ae24eaf08dfd0b97f...
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.