OpenTechnical

OT-2026-000101468

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101468) never changes.

Identity and time

Publication numberOT-2026-000101468 · never reused
Internal UUID01a0aea4-0e14-7df3-88f9-18bd946540fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101468
StatusPUBLIC

Content hashes

Canonical text38d67ad45d41a1865e5f2502267cfe33211aaf0065c80f396ab439266c4d04a5
Markdown520c319624d10dd6b061ad3a5b23281a30f22a4e97fe8d6149a1a3f8aa17351b
PDF
Publication page3606667883a90c6b3bc6e39d566ad0c73b18c23e5614cbbc8df45457d99d750b
Manifest4469137e16aabcb2efd123560f4bc94c4ea166c93869e996c0269cfd4ba6ab8d

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
SignatureTZH8zPIE57ILKq0fq51KmR0w6r7XK/hKl33yG3tfBy9DvkH8zRlgJX/Krbwwht7XHrng40DxcZIC/mw3daaZBA==
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

2026-09-17T09:26:02.907028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101468
observed 3606667883a90c6b3bc6e39d566ad0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.887957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101468/manifest.json
observed 4469137e16aabcb2efd123560f4bc94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.868664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101468/publication.md
observed 520c319624d10dd6b061ad3a5b23281a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.851461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101468/publication.txt
observed 38d67ad45d41a1865e5f2502267cfe33...
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.