OpenTechnical

OT-2026-000098641

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000098641) never changes.

Identity and time

Publication numberOT-2026-000098641 · never reused
Internal UUID01a0aea2-42ad-734f-9c14-68bf965c69ff · 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-2026-000098641
StatusPUBLIC

Content hashes

Canonical text3435233143fdc96c63648a785b643b646d1eb3a68d2099e1d596e47c68a844a0
Markdownc1bdec4082a365e823f127bb74fe5bf89a007968d90fc07a3d2021a0207b7e15
PDF
Publication page942107e65e732c3385b865efb98c3c6c62732da360ac653376ce7c9f03601411
Manifest03f439c13c29e99682cf6d8ae831ff2aa0039261441bf1aea887d93980568ced

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
Signature8iS2pG5EXlB1d1HLrsFR8jYW0vITzH+wN70r6Ml6NRMTUFU8HUglfCT1M1fTYk1tOAh2r7ncpsFIhll8TQFXCg==
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

2026-09-17T09:30:48.723256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098641
observed 942107e65e732c3385b865efb98c3c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.702972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098641/manifest.json
observed 03f439c13c29e99682cf6d8ae831ff2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.665590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098641/publication.md
observed c1bdec4082a365e823f127bb74fe5bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.613109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098641/publication.txt
observed 3435233143fdc96c63648a785b643b64...
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.