OpenTechnical

OT-2026-000100852

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000100852) never changes.

Identity and time

Publication numberOT-2026-000100852 · never reused
Internal UUID01a0aea3-66f5-7fb1-9522-9c84025d3c92 · 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-2026-000100852
StatusPUBLIC

Content hashes

Canonical textb67fd32968e8168cbef941e14fb775162bc526a280efef3f63427228a33c535f
Markdown0df227b718f50b4cf7c44f05b8e1590ca82555f7b6b7c89eaf35a090567f7c6c
PDF
Publication paged15d00cf4b6bad2192cf8a9475250a93fd1148743f6d5dc2081f61710bc68ec9
Manifest3c22b73da04b36f94e5bc06b3423e67c48bd4a850ec88b7bff06f6178ab3b39b

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
SignatureEu8ro+mhVNiYweB2ufH5x6i3lC/0lWv0LhsQeYS+BAe+Vw0uVzMcguTXQgTOQjALSy/MmnjxOCFdBiLWFlVcDQ==
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

2026-09-17T09:27:46.863117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100852
observed d15d00cf4b6bad2192cf8a9475250a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.844663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100852/manifest.json
observed 3c22b73da04b36f94e5bc06b3423e67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.824477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100852/publication.md
observed 0df227b718f50b4cf7c44f05b8e1590c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.805812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100852/publication.txt
observed b67fd32968e8168cbef941e14fb77516...
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.