OpenTechnical

OT-2026-000066642

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000066642) never changes.

Identity and time

Publication numberOT-2026-000066642 · never reused
Internal UUID01a0ae8e-ce42-79ed-8640-aa3f4b8aee8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066642
StatusPUBLIC

Content hashes

Canonical text59dfebbaa9309d41b5e138c0dfe1a746c18ce67a4600411aaacd69721642894a
Markdown5faa2512bbd9ba6d2a04c06cec37e253a79eeb6b0cfee57d5071bf83a4f030d0
PDF
Publication pagefba885fcfa38624f1d94c4d5e425ec93b45a14c1a5725a64944bb24af185602e
Manifesta4b06ccd1b6e34ed7a70ca724ded5c93e72a5171257a5bf884b3fc77b58733fd

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
SignatureEzv/wSarWplRF6FXK10KSbT3sFEvVVWYj1qkPmd42EpqV3Q685hPjxnS5eglKAqW3D+Rv5S58RLhIixIAL3CAA==
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

2026-09-17T10:33:01.442834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066642
observed fba885fcfa38624f1d94c4d5e425ec93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.423290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066642/manifest.json
observed a4b06ccd1b6e34ed7a70ca724ded5c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.404422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066642/publication.md
observed 5faa2512bbd9ba6d2a04c06cec37e253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.386478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066642/publication.txt
observed 59dfebbaa9309d41b5e138c0dfe1a746...
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.