OpenTechnical

OT-2026-000005264

Publication integrity record

Bellows cup vacuum gripper, two zone face, three stage ejector, pressure verified

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-2026-000005264) never changes.

Identity and time

Publication numberOT-2026-000005264 · never reused
Internal UUID01a0a933-399b-74f3-b307-6cdb6dbdab32 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:51:41.725603Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005264
StatusPUBLIC

Content hashes

Canonical text72addd5d03f0b8cf6837cc41d55c550379d314289012a5970f7871eb8f5605e2
Markdownec40acb38ba6fa85e433401fd20f1843eccc6ddc7012ae9959693ea874615832
PDF
Publication page47e0ed44141929a75fcd9c7fe3c6e77588eb0f6e9449baf3be6907eb22280577
Manifesteeabd8282ce3018ce2313c41e203c14d0c4b0887059cc58847fa818bc4377348

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
Signature8AGOKH7CMrlrS3CeLKRdICY2L0kSIwiXdwCJI4GlPRhIqPAnd4ulT7lU7rr7BRqzxIIHW46fIQOxdi1Pq5ICDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:29.158955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005264
observed 47e0ed44141929a75fcd9c7fe3c6e775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:29.146745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005264/manifest.json
observed eeabd8282ce3018ce2313c41e203c14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:29.131580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005264/publication.md
observed ec40acb38ba6fa85e433401fd20f1843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:28.989711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005264/publication.txt
observed 72addd5d03f0b8cf6837cc41d55c5503...
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.