OpenTechnical

OT-2026-000011244

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000011244) never changes.

Identity and time

Publication numberOT-2026-000011244 · never reused
Internal UUID01a0ae6c-5410-716e-84f9-ce0174570600 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011244
StatusPUBLIC

Content hashes

Canonical text88838adf419871d11524e98e8ffcc654184da90882d5df432c56a349a3bb9529
Markdown9bca1c29893da8e2c2e509abe9b3751f64c9c7b8ecb6c9542dcc2900e05c29fe
PDF
Publication page3e70bb6159411cdebfb8d9af4c7f476ce465b5a5c64516dd128cea7ecf3bca7e
Manifest9cc7c493d8609c425d2fb9b9c9026a6a8f22cb9be4142fafa943ae9bcbdd64ea

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
SignatureyyFvjb3IOpjhmbtFTwP6Tnne2my1KEFXXYNBtrWh90SqP8wJjL6l/FznklKRTA8nNZ4fP0IUm00pjEXLUgZ7Bg==
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

2026-09-17T12:14:12.553009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011244
observed 3e70bb6159411cdebfb8d9af4c7f476c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.533375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011244/manifest.json
observed 9cc7c493d8609c425d2fb9b9c9026a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.514703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011244/publication.md
observed 9bca1c29893da8e2c2e509abe9b3751f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.497547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011244/publication.txt
observed 88838adf419871d11524e98e8ffcc654...
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.