OpenTechnical

OT-2026-000070327

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, supply line 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-2026-000070327) never changes.

Identity and time

Publication numberOT-2026-000070327 · never reused
Internal UUID01a0ae91-545e-70b2-9487-e96471abe04a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070327
StatusPUBLIC

Content hashes

Canonical text221ea9556387dc2aa478a9ec1ec08962cdfa47a259cc64fa2a70356cfc3174f9
Markdowneefa8e131ddea54583ee6baa4de42a0a4a7f3e3780c5843c102e76434dd6da3b
PDF
Publication page900ce92eb37737b0524956939d5961782f04476e750bf8cd5cffd3f0301a150e
Manifestc44d6688a1882ad4d71259ca3f8578ec9d2102a77ff3c5e029369b88de9376b7

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
SignatureuPsK6FuNsCV4Ja8D/0PfAvQgQTXuUsGvmn5bHQPzsYH+R9FJGOXOPIhJSVHed95LiR/HQDEXAdrb8BKrTOR9Dw==
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

2026-09-17T10:26:07.129944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070327
observed 900ce92eb37737b0524956939d596178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.113532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070327/manifest.json
observed c44d6688a1882ad4d71259ca3f8578ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.098064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070327/publication.md
observed eefa8e131ddea54583ee6baa4de42a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.080735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070327/publication.txt
observed 221ea9556387dc2aa478a9ec1ec08962...
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.