OpenTechnical

OT-2026-000051743

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051743) never changes.

Identity and time

Publication numberOT-2026-000051743 · never reused
Internal UUID01a0ae83-7c83-7de3-8cdc-820876a6846e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051743
StatusPUBLIC

Content hashes

Canonical text39186870647cb292c18c6373f7cceae536db9777b81f272596e019e0426845a1
Markdown3b30306fa34cc45758633034304cf82c6a0d6564a36008fc2c871ba54829966c
PDF
Publication page140a49e391412669fc3bd3560b17a8519ad216d56d726f057db399f97067696f
Manifesta19a23e21b0ea4cffd15598860279d961592aa126ed611ad21bdf27282c37409

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
SignaturedE2eeFTrNEX/zmE/zAgclgklMn1+CoiZf1OqGh2YaI21U/mKiTNZ8ovfmFwmKjm+m1cVJA7e3zbf9CIIsIgbAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:38.348117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051743
observed 140a49e391412669fc3bd3560b17a851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.329660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051743/manifest.json
observed a19a23e21b0ea4cffd15598860279d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.311963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051743/publication.md
observed 3b30306fa34cc45758633034304cf82c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.293524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051743/publication.txt
observed 39186870647cb292c18c6373f7cceae5...
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.