OpenTechnical

OT-2026-000036768

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000036768) never changes.

Identity and time

Publication numberOT-2026-000036768 · never reused
Internal UUID01a0ae77-773e-7f96-b528-1eeec90d19d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036768
StatusPUBLIC

Content hashes

Canonical text252107ab4b5613b8a8c4aa4ed06f4065f7943e2a404fd99c6fd772cf238b8017
Markdownd5cc1828c316d9ec376aaa66cf991a1a63191b5d8cdbb66df8cc10636b8b27a7
PDF
Publication page71aefc2c6aa742ce80fbb73fba7fdf9919c007113b6a6a0b0b5ae686a6632de4
Manifest36bda8a4e2a4cb2206964c8e4b4d41ff411abf5310b4ee615e8f4644f52ce418

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
SignatureHv5Thf6ijM+zUZgT8ddzB+/VNRL8XezgfaR72BP03tV2uhM9peMn7ffzib71bO6Ny5uMmTNxiFLLVtcq6SF+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:22.277977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036768
observed 71aefc2c6aa742ce80fbb73fba7fdf99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.262284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036768/manifest.json
observed 36bda8a4e2a4cb2206964c8e4b4d41ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.245761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036768/publication.md
observed d5cc1828c316d9ec376aaa66cf991a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.228870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036768/publication.txt
observed 252107ab4b5613b8a8c4aa4ed06f4065...
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.