OpenTechnical

OT-2026-000010574

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, vented after 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-2026-000010574) never changes.

Identity and time

Publication numberOT-2026-000010574 · never reused
Internal UUID01a0ae6c-0ee7-7f2c-9fd2-e0794edc3755 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010574
StatusPUBLIC

Content hashes

Canonical text9f1092b286ffb344d5c35f9b603ed34def088fd7487c86f7ce03316220ee9c48
Markdown9add7d8357ad6a2fc9381261cb6adfbe2c8812cc43f3e3df959a42a9a2ad4c99
PDF
Publication page1e3f5b878fb61e43b89a19464e9d9e7b9bd8c8c4a38684da9737e2f889a67fee
Manifest7811d549f9177366daa6090c7eeb2fed009d49095c6a4478d57a2e48d87f7d4c

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
SignatureMojIAAqrJTK5/yZLSpx7iNFaZ/fWrm50EoUdx5MVNndyz0tNSiW1eEynTWDOgao4t0mCmN5RE2i0/LQIyTyyCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:14:45.090323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010574
observed 1e3f5b878fb61e43b89a19464e9d9e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.070492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010574/manifest.json
observed 7811d549f9177366daa6090c7eeb2fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.049389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010574/publication.md
observed 9add7d8357ad6a2fc9381261cb6adfbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.025997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010574/publication.txt
observed 9f1092b286ffb344d5c35f9b603ed34d...
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.