OpenTechnical

OT-2026-000048268

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048268) never changes.

Identity and time

Publication numberOT-2026-000048268 · never reused
Internal UUID01a0ae80-4de3-73db-a92b-595cb39922ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048268
StatusPUBLIC

Content hashes

Canonical texte891abf51a8cd4fed9d3708fbb76e3fcdf8f2a500136e3b66d37b3aac3306ac9
Markdownd0ec0a964bddb758cba5822bef8df53ff99d25e61883f3c842d662a2d34ffd34
PDF
Publication pagefde88d5a9e2566b2056fc035c59f1b72ab4beeda216aba4174bb88d074771c77
Manifestadcab8b9e0050ecb49e75d460ad2795b93c9c6522b36f157716ed596d5f7c232

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
SignatureiAFQkD0dM/xInM2RM9Z91kZpCINcr5jBurIu40kP7uIEQ9mMtu2Kzrl8qJ4deIiZ7faMF6ZTyoNuWNBpXXM5Ag==
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

2026-09-17T11:04:50.435688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048268
observed fde88d5a9e2566b2056fc035c59f1b72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.417009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048268/manifest.json
observed adcab8b9e0050ecb49e75d460ad2795b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.396783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048268/publication.md
observed d0ec0a964bddb758cba5822bef8df53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.378984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048268/publication.txt
observed e891abf51a8cd4fed9d3708fbb76e3fc...
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.