OpenTechnical

OT-2026-000089944

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000089944) never changes.

Identity and time

Publication numberOT-2026-000089944 · never reused
Internal UUID01a0ae9c-428d-7767-b1d3-2f2165424d6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089944
StatusPUBLIC

Content hashes

Canonical text1498371c0cb8f087c8718055c14a2cf07a8d90632399eb079d916f7fe08d49f5
Markdown845b0d53c970d306f6fd202d3d0e0c75258ff234442f6103cdef39522551f567
PDF
Publication page2f0e4a12091f7f07336986edb945aa2aae70752a96e284d7436e931db3af830d
Manifestc533d0afd7b1089623f2e3d4b537d1e9b991b309bc3bf846465aa97516570b76

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
SignatureIX+moxWzQRp1kFZ4kVLWx19vCQb4qO29jwhUgPSyBedE7ZTcJc78F8YcN2LB1FgFikmfFbZHz+QbmB08FhSbCg==
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

2026-09-17T09:45:02.181185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089944
observed 2f0e4a12091f7f07336986edb945aa2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:02.163294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089944/manifest.json
observed c533d0afd7b1089623f2e3d4b537d1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:02.145710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089944/publication.md
observed 845b0d53c970d306f6fd202d3d0e0c75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:02.127002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089944/publication.txt
observed 1498371c0cb8f087c8718055c14a2cf0...
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.