OpenTechnical

OT-2026-000018666

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000018666) never changes.

Identity and time

Publication numberOT-2026-000018666 · never reused
Internal UUID01a0ae6e-d520-767a-89fb-aaac6023737b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018666
StatusPUBLIC

Content hashes

Canonical textd280e6da19c8301ee9bb0530e29ba4f735350abb1829617acb2fd632a164796b
Markdownec8da1a139fac4391e66bc904ab93096e47a5871f96e0256026803909cd6744d
PDF
Publication pageac37dd4a8bd873ad1c5502887d76ba5da4e088b74730842668a95651036ef9b3
Manifestbceeb713cf7f08a72b9c376b04a752ca1c1327cc2c32bcf881f9dd4577e6a8df

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
Signatureg24Tg6LVj9XHAIbn2c6vrTcJwUnrTtXIWrdEf/CX3/gDUynFSr6yIfEV+5kMeqW3ASOD+WwbwvgSRf1spnxaCw==
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

2026-09-17T11:59:15.603968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018666
observed ac37dd4a8bd873ad1c5502887d76ba5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:15.585690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018666/manifest.json
observed bceeb713cf7f08a72b9c376b04a752ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:15.566700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018666/publication.md
observed ec8da1a139fac4391e66bc904ab93096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:15.547503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018666/publication.txt
observed d280e6da19c8301ee9bb0530e29ba4f7...
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.