OpenTechnical

OT-2026-000079393

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, sustained blow-off before set-down

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-2026-000079393) never changes.

Identity and time

Publication numberOT-2026-000079393 · never reused
Internal UUID01a0ae96-0b91-7efc-97ec-9b4c6eacdb8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079393
StatusPUBLIC

Content hashes

Canonical textccbbc256bc096e028925fdbed4b4584475d05e3fc0362f55e960d0b02b8988e9
Markdown3d7af0279c05a5d9e60f467b8ed2f684b44ba23152eff7e0cbcab80c81245fba
PDF
Publication page7388c6dc59f8cf4327b0b8d9d2adbe7d5a22125b80a97959f756793c4f6482fe
Manifestdfadc752f709d72e960cd281c5f48573deb6d282ed2b1c7aea084449c1b90342

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
SignaturePb+BtuStofhTLVjR3nvQfutaHsZqOGiIz0AQODtDp19wo/TVw4RPlz4eT8CCA104vKIkAHcpB4dO62J2sjF/BQ==
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

2026-09-17T10:04:43.301497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079393
observed 7388c6dc59f8cf4327b0b8d9d2adbe7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.284850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079393/manifest.json
observed dfadc752f709d72e960cd281c5f48573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.243310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079393/publication.md
observed 3d7af0279c05a5d9e60f467b8ed2f684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:43.203615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079393/publication.txt
observed ccbbc256bc096e028925fdbed4b45844...
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.