OpenTechnical

OT-2026-000098575

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000098575) never changes.

Identity and time

Publication numberOT-2026-000098575 · never reused
Internal UUID01a0aea2-42ac-754f-8002-a872eaf77ca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098575
StatusPUBLIC

Content hashes

Canonical textb98033d54896a377742c32964ab6d11a674062d43b1ae3d8619c9bc10d259597
Markdown79ebcc2ed88cbffd540e78096dee7246187345d85c3f5d02da29dad9352c37af
PDF
Publication pagecc0e3e6c5435b1e87eeca24e4f5d4ade955ed3172abf76d6dbbf5d374b78ccb1
Manifest9fa6b1189dd1f45b15431dbb7282e4fdc28b0b4783ff479276c901beb2dce069

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
Signature4/IltMC9WhhX4JNV77y20wQk7Cm6jWVToWFb8iMJnzfmLeITFRkmqfr8KkgfCH+9xMEgUE27gUmAl0Szw83ACg==
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

2026-09-17T09:30:50.347603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098575
observed cc0e3e6c5435b1e87eeca24e4f5d4ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.331984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098575/manifest.json
observed 9fa6b1189dd1f45b15431dbb7282e4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.315462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098575/publication.md
observed 79ebcc2ed88cbffd540e78096dee7246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:50.297918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098575/publication.txt
observed b98033d54896a377742c32964ab6d11a...
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.