OpenTechnical

OT-2026-000044027

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000044027) never changes.

Identity and time

Publication numberOT-2026-000044027 · never reused
Internal UUID01a0ae7b-d679-7721-8f22-66bfd053118a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044027
StatusPUBLIC

Content hashes

Canonical texta5cc2a7f5c751cd9081ea2d5495fca79c3e6a837b2df0b4fdac147d177fb48d2
Markdownb93553552e121b4bd3be30d77c709d931d145cfb53e46ee95e165c4bffca98e7
PDF
Publication pagec4f499c503780bc6bfe8e9467481de926b11f908d6545cc7ffdcab459dcd0df9
Manifest1daf7efa7aa8d6f81873d9419ac2270c273043ebc2eed5c4bb0a46c064037333

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
SignatureLaSL+tu4gLHCBt8/sCcbdwazixC4mvYP1lQO0BLpFchkcqtrF3Egu7fw//ISbsPD6GH+DKfwsaque0c8Y0NyCw==
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

2026-09-17T11:12:24.791641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044027
observed c4f499c503780bc6bfe8e9467481de92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.773440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044027/manifest.json
observed 1daf7efa7aa8d6f81873d9419ac2270c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.753409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044027/publication.md
observed b93553552e121b4bd3be30d77c709d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.734091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044027/publication.txt
observed a5cc2a7f5c751cd9081ea2d5495fca79...
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.