OpenTechnical

OT-2026-000023134

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000023134) never changes.

Identity and time

Publication numberOT-2026-000023134 · never reused
Internal UUID01a0ae70-7266-756d-bdd8-ed6111e2acc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023134
StatusPUBLIC

Content hashes

Canonical text0123cb708cbd2638b7f47541a20a558a411247c6ff82bb3660d9f01e3a4e1482
Markdownf8744fafb73954844ce45b385f59953c1118cda25c20e4338eb882134ddfd390
PDF
Publication paged3248a29c1c1a7f14e0f9de99b06ef418499a0bab3ccf0a42428d22a65fd3b7b
Manifest38b29936cdbce10a4b15c09dd39f707c7ba4cdb3c3b11c8763cde9291b6990c7

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
SignaturetBKwWg673XQmDj5cuWS6FAWeaxrRfjlVagiAgxHjODbOSZiDUVIycu05r66SfuvotfUbnXrbUOk5FY2Ta+m5AQ==
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

2026-09-17T11:51:03.988834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023134
observed d3248a29c1c1a7f14e0f9de99b06ef41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.971660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023134/manifest.json
observed 38b29936cdbce10a4b15c09dd39f707c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.951295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023134/publication.md
observed f8744fafb73954844ce45b385f59953c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:03.932497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023134/publication.txt
observed 0123cb708cbd2638b7f47541a20a558a...
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.