OpenTechnical

OT-2026-000073279

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000073279) never changes.

Identity and time

Publication numberOT-2026-000073279 · never reused
Internal UUID01a0ae92-efb7-76b7-ae6c-413c8f4e3f70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073279
StatusPUBLIC

Content hashes

Canonical text5239b3958d8a27aa45d14535f4eaa2b6d98fc6155ce4897ff84e9a2f49fe2855
Markdown0ce8b74b9afbfeb3b8adf5f2d421afc15d7207d208e624966af94a32a20cf763
PDF
Publication pagec951c034692de6431541e1cfcd7c45fa13078c5078f13c042a211276e3908391
Manifestdf6555805f61ee2ace1d79b29947238f7ac9c4d91c41a7dee5109884c5318348

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
SignatureNt8sAsKRIhDpLzNRXX5rWgFuFwEn2vNaJhAFBIbqlgamQ4TcCK3jnwt6gWCu8u5E+KQ7EQ+KkSM3AWEdhqCBBA==
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

2026-09-17T10:21:16.994769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073279
observed c951c034692de6431541e1cfcd7c45fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.977886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073279/manifest.json
observed df6555805f61ee2ace1d79b29947238f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.958729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073279/publication.md
observed 0ce8b74b9afbfeb3b8adf5f2d421afc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.940449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073279/publication.txt
observed 5239b3958d8a27aa45d14535f4eaa2b6...
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.