OpenTechnical

OT-2026-000045796

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after set-down

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-2026-000045796) never changes.

Identity and time

Publication numberOT-2026-000045796 · never reused
Internal UUID01a0ae7d-8f05-76e1-bfb1-4e8741af0861 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045796
StatusPUBLIC

Content hashes

Canonical text7228bcc1f3809bdee607a2de99cd95350ba0118004c0d1c7b6f9d175f969910f
Markdown5cfa4b189b5a9a79fe8df270ea19609fa64266a1c4246d22e7762e38136b6a03
PDF
Publication pagee7408a0438003e9dde1efcbe1414e9d3653d2390940cea0df41d0b5e6b4faba3
Manifest425e38b9b38e8585781019e79e40a8763622f425829206a1e4b24b72c6b71bfa

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
Signaturek+paMXe2uAyhUoK+6NHEBRR06JjeMPblAt6Fh3pRZyJA6Lyp3P3lp1lQlLj1vdyjOdL8aLi8qcociLv9422qBQ==
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

2026-09-17T11:09:39.694565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045796
observed e7408a0438003e9dde1efcbe1414e9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.676561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045796/manifest.json
observed 425e38b9b38e8585781019e79e40a876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.657896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045796/publication.md
observed 5cfa4b189b5a9a79fe8df270ea19609f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.636717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045796/publication.txt
observed 7228bcc1f3809bdee607a2de99cd9535...
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.