OpenTechnical

OT-2026-000099296

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000099296) never changes.

Identity and time

Publication numberOT-2026-000099296 · never reused
Internal UUID01a0aea2-8289-7d53-9e70-d1b5f4dfad90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099296
StatusPUBLIC

Content hashes

Canonical text8278768eca2ac124e8bc651975168f7c5fc9daa433c72a3ba5708decccbf050d
Markdownadb5db68d4c8b9c943c5fe90bb381ff89e7ed41d7ac100490de97f1c5c3825ee
PDF
Publication pageb7a433395db1d0ab68860e0ca7fed3479dba2d8b825bb9a2fb4fe9c1672a81ca
Manifest6db3574c8fb1ecefd42f67b88b4d425b8328698d9cbc6ca459e695a5819a1941

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
SignatureYw6szHDquA/rHzW9G0ayNR+2ziZUcOUOBPTMgZyxc2Gnwii7ue7Ou3bGz5t+IkbM/Tc6UFds00igvQhlto6BAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:45.496572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099296
observed b7a433395db1d0ab68860e0ca7fed347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.477699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099296/manifest.json
observed 6db3574c8fb1ecefd42f67b88b4d425b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.459438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099296/publication.md
observed adb5db68d4c8b9c943c5fe90bb381ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.440524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099296/publication.txt
observed 8278768eca2ac124e8bc651975168f7c...
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.