OpenTechnical

OT-2026-000051328

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051328) never changes.

Identity and time

Publication numberOT-2026-000051328 · never reused
Internal UUID01a0ae83-2740-705b-9b2f-db68a738249d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051328
StatusPUBLIC

Content hashes

Canonical text1a5a02cda982efa52f48edb26e751a93b3a2958abe269c313d2a1b29a2bb652c
Markdownd4ab9339b053484733cfb5380ed8c57f4b864062ec9aee49dd5101e4664c0b7a
PDF
Publication page732550c4b490dcca6fc72ff6b6bcbb5fb6917905f67b57e644bb4141a5e3198d
Manifestd1db7321aecdab38d2ab5e8f47bd2da802a037dc9fe341a89dd91d9f7b0d3858

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
Signature+hvbiHGkQxZNCn+Cjwnjtdc34XuEs4mEIqanEjQsTGW4yVCOnwzCw3uXHPKWb7bIQzMAfY0nTepk+rBlBhcoAA==
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

2026-09-17T10:59:12.608639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051328
observed 732550c4b490dcca6fc72ff6b6bcbb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.591684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051328/manifest.json
observed d1db7321aecdab38d2ab5e8f47bd2da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.571783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051328/publication.md
observed d4ab9339b053484733cfb5380ed8c57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.554577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051328/publication.txt
observed 1a5a02cda982efa52f48edb26e751a93...
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.