OpenTechnical

OT-2026-000082892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000082892) never changes.

Identity and time

Publication numberOT-2026-000082892 · never reused
Internal UUID01a0ae97-8cca-7a64-86dd-cde4788a6b9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082892
StatusPUBLIC

Content hashes

Canonical textd0d5ff63abc17c849eaaab0f3bc9aa468093b6813fbf492f46b8a53b69e685ab
Markdowna7d80bba1e33c5cade04057c7db21228cd4354581139e6c9848c5dea53e46ba3
PDF
Publication page3b2185fc543a5204efff84bfc322e2798a5dadf264712804da7dd42b0543112a
Manifestd44ab0a117174e55fdffb308481159dd6064065b0cdd484b69756647b063ca9a

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
SignatureertVr66vRdp2mpHeMCCESdZVUH3lAOYmLUgr94nuQEd+14iFmqmLhbXRVrN1Xl4G2UEyIvZO//zRd9SSEue4Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:34.652575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082892
observed 3b2185fc543a5204efff84bfc322e279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.636446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082892/manifest.json
observed d44ab0a117174e55fdffb308481159dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.620169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082892/publication.md
observed a7d80bba1e33c5cade04057c7db21228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.601637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082892/publication.txt
observed d0d5ff63abc17c849eaaab0f3bc9aa46...
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.