OpenTechnical

OT-2026-000061766

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000061766) never changes.

Identity and time

Publication numberOT-2026-000061766 · never reused
Internal UUID01a0ae8b-b8ab-77e0-9c8d-bacd6e47d52c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061766
StatusPUBLIC

Content hashes

Canonical text821007553dc33b1c1152a860ff55750276ffdda79f98b5633bc702c5aa806811
Markdown102a922686c3e5635caeac505122ba24c119ec6b3bdcc37d77a8e1eb2d7b5282
PDF
Publication page05fc8d58ace82d9c212dd7fe13bc8eddd9c5b831d4048a22d5cc2b81252e911a
Manifest6997e5c32f121a7d27248629a56f94c576f7cbc1115618503d685d8bc40670ae

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
Signature5ZBPIgL7Xvy5iilKUPUQofXbspo6EovcYN3b9ztw5xW5op1cwTThNrvPeLx8loQs6EBiZ+Ww6YDicuKBXlIQAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:28.379596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061766
observed 05fc8d58ace82d9c212dd7fe13bc8edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.360510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061766/manifest.json
observed 6997e5c32f121a7d27248629a56f94c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.340139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061766/publication.md
observed 102a922686c3e5635caeac505122ba24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.319195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061766/publication.txt
observed 821007553dc33b1c1152a860ff557502...
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.