OpenTechnical

OT-2026-000038467

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000038467) never changes.

Identity and time

Publication numberOT-2026-000038467 · never reused
Internal UUID01a0ae78-2d53-7392-9ff4-97684e7fac31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038467
StatusPUBLIC

Content hashes

Canonical text1ac1338b22864240bc1a32067c7be7ec8a2765b45469ecf05276f4e03cf79551
Markdown0526e5c942aa551b6f87c758e302bffea5c0f9e3649f90b193cf47a0188b6863
PDF
Publication page8e2df0bcde226adb8c6df62e3a7d72a2483cdfd4bdff2cb0e34ad1b434241caa
Manifestf3469e42ccb65e76a633579391e19287b34ddf77709bb30b8ea499be6f12167a

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
Signature8VfHxRablypWKihirguEuqhdqr7Zqu9iPbMqRXrrtVszLuwQXW+4wHf6zuLmXpb4TAEJZl+i53Pb2hlRV3mLCQ==
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

2026-09-17T11:22:42.207390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038467
observed 8e2df0bcde226adb8c6df62e3a7d72a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.190011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038467/manifest.json
observed f3469e42ccb65e76a633579391e19287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.173724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038467/publication.md
observed 0526e5c942aa551b6f87c758e302bffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:42.153794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038467/publication.txt
observed 1ac1338b22864240bc1a32067c7be7ec...
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.