OpenTechnical

OT-2026-000023287

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000023287) never changes.

Identity and time

Publication numberOT-2026-000023287 · never reused
Internal UUID01a0ae70-7267-7f7e-bbcf-1cfb6c517e3d · 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-2026-000023287
StatusPUBLIC

Content hashes

Canonical text048b5988d5f3cefc899778198cd734b5d35a3035b3cd7dc9a0ed9b4117ab6400
Markdown0be678f616d6dddbf94e973aded911ce08c8c1ed39a0d15bcffe551fbda398ed
PDF
Publication page87975ab2ba94d14a52e3de372d333f14b6e293f075d7765cfbf82188cde42539
Manifest4cad2ac0b56a5b57d6caec3493de13a2f319ca68091ca804a7c9a0e6b49e2de2

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
Signaturek36OEvw96APWhcmj2JEb17NmAUgoDuO1WbteCbKHvsgO2qYBN8ir7ql1dWEXCsVyEQ+kLf3j6jjfq6V7+2dwDw==
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

2026-09-17T11:51:21.885243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023287
observed 87975ab2ba94d14a52e3de372d333f14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.865593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023287/manifest.json
observed 4cad2ac0b56a5b57d6caec3493de13a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.847589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023287/publication.md
observed 0be678f616d6dddbf94e973aded911ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.829735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023287/publication.txt
observed 048b5988d5f3cefc899778198cd734b5...
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.