OpenTechnical

OT-2026-000044693

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000044693) never changes.

Identity and time

Publication numberOT-2026-000044693 · never reused
Internal UUID01a0ae7c-39da-7c2e-ac7b-2949ceddc244 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044693
StatusPUBLIC

Content hashes

Canonical text35a7a340b26e8d1ddf6fb8e3c0441b1de38faed5acb80643e8919a4bf5883e77
Markdown70a2c929e15c067cb2cf4949b8fd649fb76219dfa4a3d6520a0b8e2f3b061b75
PDF
Publication page1666be7e6de435a79dfdf897a5f84760a592b0484b2906f48fec7f4729e13d15
Manifest7d6576acf8ad00864cf2ff132a44d034f4ae712d881532e08a788f025645bce3

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
SignatureCiNHqHDLoD4Awk/pLvPfNAiIGtqJWB7jU2R1NXMm/aCLw4pfJa/+1tasdJHr3hkKDP0wNpfBlIo/HJjyuewTDQ==
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

2026-09-17T11:11:57.042582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044693
observed 1666be7e6de435a79dfdf897a5f84760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.020315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044693/manifest.json
observed 7d6576acf8ad00864cf2ff132a44d034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.999209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044693/publication.md
observed 70a2c929e15c067cb2cf4949b8fd649f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.977348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044693/publication.txt
observed 35a7a340b26e8d1ddf6fb8e3c0441b1d...
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.