OpenTechnical

OT-2026-000054646

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000054646) never changes.

Identity and time

Publication numberOT-2026-000054646 · never reused
Internal UUID01a0ae86-1284-7f4f-9e37-388b2e89e77d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054646
StatusPUBLIC

Content hashes

Canonical text248a5e46231a63181b017cd94d97cf8da971146292178d29d7f26a09770e9e4b
Markdownd07772080bf605b295e955c04e75753905a34b5f50bf67debc93e0dee6606062
PDF
Publication page42d66e3ab3dd134ad0bd4175eed579101d89531b3d9325bbaa110e1b345b216b
Manifestbac5ca72436b1550e00f14a0283523ec07577274fd43cb3800d5793fad5ecee6

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
SignaturezZbGdgaa6QNi1mU4oKcino+dc3N9n64A3gDQxPqrz886rEcBIyW6B9+PIwpXLZCHQ+PWiQ6RGtJ9bmalltMVBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:42.799137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054646
observed 42d66e3ab3dd134ad0bd4175eed57910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.780099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054646/manifest.json
observed bac5ca72436b1550e00f14a0283523ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.760262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054646/publication.md
observed d07772080bf605b295e955c04e757539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.740877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054646/publication.txt
observed 248a5e46231a63181b017cd94d97cf8d...
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.