OpenTechnical

OT-2026-000070357

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070357) never changes.

Identity and time

Publication numberOT-2026-000070357 · never reused
Internal UUID01a0ae91-545f-7416-bae3-0f4eaf48ab46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070357
StatusPUBLIC

Content hashes

Canonical text8da406c727eef5266c552bdaaa0c68763040c89a04097cc76b8bc8b4e110dc8d
Markdown96bf2ab1da695d9fa571273261a1337f274e5809bb67c03e87a856d393e75ac8
PDF
Publication page87aa9e57e2e291b7b7db9ffa0236e139b9d4f8e616d375cb5290614d542a8571
Manifesta9cfb5a6817582e079d2f19418c2caac2a6df630a3b0e809cb0c8c33d87b4f77

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
Signaturej8JBt/XxL19oExPyzxmnq3U5aIsRetJa79w2/d1xxCR/W72fggCUjYJn7c4tx3ZOlbpWSN9Gy7Gk74hnhkenDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:09.368593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070357
observed 87aa9e57e2e291b7b7db9ffa0236e139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.348148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070357/manifest.json
observed a9cfb5a6817582e079d2f19418c2caac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.329845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070357/publication.md
observed 96bf2ab1da695d9fa571273261a1337f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.310769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070357/publication.txt
observed 8da406c727eef5266c552bdaaa0c6876...
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.