OpenTechnical

OT-2026-000100869

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100869) never changes.

Identity and time

Publication numberOT-2026-000100869 · never reused
Internal UUID01a0aea3-66f6-77cf-a69b-81935330678a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100869
StatusPUBLIC

Content hashes

Canonical textdab1cd034c6982d5e30a1c3025ab278fa9514d07fbb3091c640acbe5d2ffff30
Markdown1c4fb896a6cd57b7bae7325948fe38cec447b1bf020c0d42a4f2b6ecca8629d2
PDF
Publication page3246b075fea49ed58f19cc178ae00b1bff55114a71036b5d79759cb926dc1ef2
Manifeste47bfce0c4f51db452217ca95ee2f5cf4b0eb7c3daacb6e56363afb1fcdca62f

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
Signaturea3bIUdIKRuQYNV1VwjTQ3dq4f2KmBNbarxTyHD67dnF4LazMm+/3dZVg5thujb4j8URFw67C0EnsXVmruZrWDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:48.155573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100869
observed 3246b075fea49ed58f19cc178ae00b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.137338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100869/manifest.json
observed e47bfce0c4f51db452217ca95ee2f5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.118100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100869/publication.md
observed 1c4fb896a6cd57b7bae7325948fe38ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.097526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100869/publication.txt
observed dab1cd034c6982d5e30a1c3025ab278f...
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.