OpenTechnical

OT-2026-000010744

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, 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-2026-000010744) never changes.

Identity and time

Publication numberOT-2026-000010744 · never reused
Internal UUID01a0ae6c-0ee8-76b4-a738-f26447e071e7 · 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-2026-000010744
StatusPUBLIC

Content hashes

Canonical text801b63a8d979f29b024abd4da1229cec51fea51a182eda355a6669d7ee93afde
Markdown05fdaca5bda3fee368cb36c7e0da12f3a489539a8cc751ef51644c4246447226
PDF
Publication pageeece90874066ae5a2db3ee1a817fda5aa46b51be5f9410fd3d27c04ce2a60097
Manifeste22bded98094cedb82f2096d71fc6cd50831ab2a02122a2ec34fe5ac4e9e813c

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
Signature8Z0FYdmJoqe0SGU27zzCdz6U+nqjcrLlpH3vgiaGnPskstMvb8jZK3dcvj4xfZRTDZFaA15DEvPx4s44p7j9CQ==
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

2026-09-17T12:14:58.466647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010744
observed eece90874066ae5a2db3ee1a817fda5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.446482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010744/manifest.json
observed e22bded98094cedb82f2096d71fc6cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.426307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010744/publication.md
observed 05fdaca5bda3fee368cb36c7e0da12f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.407485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010744/publication.txt
observed 801b63a8d979f29b024abd4da1229cec...
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.