OpenTechnical

OT-2026-000098879

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000098879) never changes.

Identity and time

Publication numberOT-2026-000098879 · never reused
Internal UUID01a0aea2-8286-7845-a4e4-734dc5cc3f38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098879
StatusPUBLIC

Content hashes

Canonical text68af3f11491940bff71cc4cc8101641521ce0b75911895935d10ba1ecc582ed9
Markdown6aa15282f89427137b4cac870db1631c8f83637f73800e51381e16cca6038d8c
PDF
Publication pagee8f892d407333a4f34c6dda377d5639a4ebf203d4be29992adf53030c93d7506
Manifest407a38e5675007475e340e354a66938d8268f5854cd616d0503364e53b4c5ffb

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
SignatureTxPAAxYclTp1feRhCexFVtFDpZSpIYxKRfmEBi8q7PT9Ho3b1621LqIppPyZh/vxgr1B2kVzC0QA95CsaAGVCQ==
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

2026-09-17T09:29:55.725610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098879
observed e8f892d407333a4f34c6dda377d5639a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.708455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098879/manifest.json
observed 407a38e5675007475e340e354a66938d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.691923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098879/publication.md
observed 6aa15282f89427137b4cac870db1631c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.673381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098879/publication.txt
observed 68af3f11491940bff71cc4cc81016415...
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.