OpenTechnical

OT-2026-000033827

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, pulsed 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-2026-000033827) never changes.

Identity and time

Publication numberOT-2026-000033827 · never reused
Internal UUID01a0ae75-a391-75fc-b70d-cbf8d2b3268b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033827
StatusPUBLIC

Content hashes

Canonical textf1579ece00b1326f5af66fd9f9590c7013c7db78d0bb8671219ba220db531e2d
Markdown08ca2e019376e1c69a20e5357ff7c59c5f71c86ba6b2b9ffa23300decea51976
PDF
Publication page3a77347b5c2b60afa1fb4e2006c7bfdc73a9e35d0734d21212ea7b27ae63ba41
Manifestd2e711a24ea2660ab56add1a886945b1cc1618e76cdb3037919d5c84312f5c61

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
SignatureP3/7s8nDECSprDia90BqkzAJr4D/KY3sKRyCneNblQhsSS8MDCLobXml2wVF0PZ0hDWk/SbbnCm2gbP+yrFvAg==
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

2026-09-17T11:31:52.682803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033827
observed 3a77347b5c2b60afa1fb4e2006c7bfdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.663777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033827/manifest.json
observed d2e711a24ea2660ab56add1a886945b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.644838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033827/publication.md
observed 08ca2e019376e1c69a20e5357ff7c59c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.625958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033827/publication.txt
observed f1579ece00b1326f5af66fd9f9590c70...
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.