OpenTechnical

OT-2026-000098039

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000098039) never changes.

Identity and time

Publication numberOT-2026-000098039 · never reused
Internal UUID01a0aea1-92f8-7d03-b25f-d27d2a9484ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098039
StatusPUBLIC

Content hashes

Canonical textd351451aaf04ba4c792b89176267609b294b2603f0bf8235cdc82d02c99c11ac
Markdowna3589a7c8c61be76a687221b24d8aeec49b7d397969907887aa46369804b168d
PDF
Publication page2840290c3d8435703b101b72fcd315144e90e3fa5eb3762aed515f24a8b99c94
Manifestbe48a4dc0f7cea67d25a41c69c346d2df9a2e3afa2af47b6f4ae0801c6e8bf9e

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
Signature4qJ5xUEhhChHpRl9xACGseZiaHfdIzXN032L0lZeN2dnOZCb/mSE6weD0Vpc22U6nQ2wR4CeVeiDzJn97F8JAA==
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

2026-09-17T09:33:13.168910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098039
observed 2840290c3d8435703b101b72fcd31514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.150129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098039/manifest.json
observed be48a4dc0f7cea67d25a41c69c346d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.131671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098039/publication.md
observed a3589a7c8c61be76a687221b24d8aeec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.113457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098039/publication.txt
observed d351451aaf04ba4c792b89176267609b...
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.