OpenTechnical

OT-2026-000095751

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000095751) never changes.

Identity and time

Publication numberOT-2026-000095751 · never reused
Internal UUID01a0ae9f-fac6-74f3-ae14-e2bcfaa61c2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095751
StatusPUBLIC

Content hashes

Canonical text5c3121540225cf0099ad9e0e510cef787a07ac235e8addfc8ec2d3fdf805fa70
Markdownef6c6d5112fcb05788f60bf01678bd33d4f568cbeb069d4d3f8e355e5be32916
PDF
Publication page1098337cc69d5a2df52f44bae626f9197056163f98635ce8aa87b6ef77de6e7d
Manifest729759b93cc95c440fd0141b978ce49ed86e0395ca5d244489a8b1c07fb29ae5

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
SignatureMTr9wF7nEhfxd0zFIhKcXeAFhruVC74JxgpAoWuKiH5fWusFkOpFWYiJfhhqoxsrXbdI4VoamRYVvb6D6jB2Aw==
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

2026-09-17T09:35:19.133779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095751
observed 1098337cc69d5a2df52f44bae626f919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.114818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095751/manifest.json
observed 729759b93cc95c440fd0141b978ce49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.095390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095751/publication.md
observed ef6c6d5112fcb05788f60bf01678bd33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.075563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095751/publication.txt
observed 5c3121540225cf0099ad9e0e510cef78...
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.