OpenTechnical

OT-2026-000084796

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000084796) never changes.

Identity and time

Publication numberOT-2026-000084796 · never reused
Internal UUID01a0ae99-43b3-78f9-8179-e1479d0146df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084796
StatusPUBLIC

Content hashes

Canonical textcd5edc27195a62da1d154dd3f4d1eacae8a13276cc8dd1a3b1ed396eb5b2b321
Markdown3f72acf5db1ee3a873238faf8b8332873a9e41fa7862832e15f3c6ef67e0b42b
PDF
Publication page56f6ae1e7a24627f6d8483d3e92c2ca322cc18bd03ce01082f619d0a425173bd
Manifest601fc7dcbab2893bf12f947e2331d034162baf0cba8a237659554bbfd4d2076c

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
Signature9ewnAouaTp4xe11gSyL3tFo1+8vKKwRXPZoOSdtE9rMIPlKVP82uAr9XTMM3cbGc2cejCA03FnWg5LdscQWqBg==
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

2026-09-17T09:54:44.557820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084796
observed 56f6ae1e7a24627f6d8483d3e92c2ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.541849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084796/manifest.json
observed 601fc7dcbab2893bf12f947e2331d034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.525096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084796/publication.md
observed 3f72acf5db1ee3a873238faf8b833287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.507470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084796/publication.txt
observed cd5edc27195a62da1d154dd3f4d1eaca...
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.