OpenTechnical

OT-2026-000092865

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line 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-2026-000092865) never changes.

Identity and time

Publication numberOT-2026-000092865 · never reused
Internal UUID01a0ae9d-b601-755e-9a0c-8d70faa56e5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092865
StatusPUBLIC

Content hashes

Canonical text4ea9869e37c2a4aefa5154b589370fe5ac550b8141c98c15ec11d0ffb852508b
Markdown8a24a0c91f14d92e7cb272e8c42c01958f098615b96fba2865252e1446df2afc
PDF
Publication pageb6ef0eed4d2dcc199860fdd4c0f6d122d09ec97d4b5feab238fee71c37592eb4
Manifest3c560e8982e4b72a1b0a1b15ccc2bc03da4a2c1f7b410bbc07974abad87812aa

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
SignatureXljI+q6lWsdn/9As1jQqhSEiOlsml54WQfi/xqCow6cGLF+4J9n4iUtrlRbUMFKgBxjT1W2wkVrWeQQ7g4fyDA==
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

2026-09-17T09:41:31.469360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092865
observed b6ef0eed4d2dcc199860fdd4c0f6d122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.449961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092865/manifest.json
observed 3c560e8982e4b72a1b0a1b15ccc2bc03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.430297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092865/publication.md
observed 8a24a0c91f14d92e7cb272e8c42c0195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.410324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092865/publication.txt
observed 4ea9869e37c2a4aefa5154b589370fe5...
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.