OpenTechnical

OT-2026-000085964

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000085964) never changes.

Identity and time

Publication numberOT-2026-000085964 · never reused
Internal UUID01a0ae99-e82a-7718-89ba-0d002ddddaeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085964
StatusPUBLIC

Content hashes

Canonical text922be5731963295866369763432d994a2fdf248efbeea739ce449e1d80cfc20c
Markdown435d30b2f3dde3fe78b131806327a87c0cab5908364ad32026fd42c06eb6f516
PDF
Publication pageba8764fc5348364efc3d50e98f202c7ac1bca34b46c6a7c18831a007107ee305
Manifestd205cbb6e302acb854d73ad9889c4e39c2640dabd8d1ed4230cfdf4cb1cefe35

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
SignatureNiZybVSGDZsu/gJXky1IEt+jv6DXZ4KsxNxy44oZUUnkguDtT7pI31D/+5zvv5OyVo6gn7ZSPH24foYV2kqBBg==
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

2026-09-17T09:52:55.858578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085964
observed ba8764fc5348364efc3d50e98f202c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.839346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085964/manifest.json
observed d205cbb6e302acb854d73ad9889c4e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.817638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085964/publication.md
observed 435d30b2f3dde3fe78b131806327a87c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.797262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085964/publication.txt
observed 922be5731963295866369763432d994a...
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.