OpenTechnical

OT-2026-000088714

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088714) never changes.

Identity and time

Publication numberOT-2026-000088714 · never reused
Internal UUID01a0ae9b-8f0f-72a0-b043-f79120a51787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088714
StatusPUBLIC

Content hashes

Canonical text366bcd9d2f7fb7e535d38e21aab443877e5eb90bafa0d0afa120c76239980de6
Markdown12916ddbe62769aed3f6b6d6cc473ded23158de03c018fc5f0ce19c72d26b03a
PDF
Publication pagecb5fa577bd401dffbfc87f694f4384621e25cc4c3a9d930c2a7c7444518a8b70
Manifeste95b19a592b123151fe44ac12aefc12f315360091b00da1d374858925f3ee506

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
Signaturem5W5a5OfJB0NBYsKOerFrCYkmbQTZlJVwaXfCh0bsgIM6JAEWXTdjhEOB8Qp4Y+ntXIMSiqJOce8SqLOnCJ6CA==
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

2026-09-17T09:47:57.161879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088714
observed cb5fa577bd401dffbfc87f694f438462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.144960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088714/manifest.json
observed e95b19a592b123151fe44ac12aefc12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.127017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088714/publication.md
observed 12916ddbe62769aed3f6b6d6cc473ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.110475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088714/publication.txt
observed 366bcd9d2f7fb7e535d38e21aab44387...
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.