OpenTechnical

OT-2026-000046754

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046754) never changes.

Identity and time

Publication numberOT-2026-000046754 · never reused
Internal UUID01a0ae7e-d0f3-7b75-a058-13b68fd8e26d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046754
StatusPUBLIC

Content hashes

Canonical text0640d435bec7cbb9a8de08bc21dbba089ca3c6db75cb355ad0d06b2d6cbd545c
Markdown5cc30d726c1da45cf799b37ce692d28ca8d1a2b236d5ba5360fb9e3a31029bc1
PDF
Publication pageb7f36f1b5905c456f8b9601a722fd4ece411ce74c0c8fa3fcb9c793a96e5a0c1
Manifest9986ee396e13469a8163522320812ec77303dd80dd634018fe8f069c9567cda3

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
Signature1wMHVFD9vXAVUbOg4A/AG5xB/TKMQOn1Eerd0NcF6RMusiRsex6+kJ4IpclyEWoK3bbcOZZPegLK+KzPjAuBDQ==
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

2026-09-17T11:06:49.207195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046754
observed b7f36f1b5905c456f8b9601a722fd4ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.189911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046754/manifest.json
observed 9986ee396e13469a8163522320812ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.171627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046754/publication.md
observed 5cc30d726c1da45cf799b37ce692d28c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.152265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046754/publication.txt
observed 0640d435bec7cbb9a8de08bc21dbba08...
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.