OpenTechnical

OT-2026-000047622

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000047622) never changes.

Identity and time

Publication numberOT-2026-000047622 · never reused
Internal UUID01a0ae7f-3e5a-7b5d-917e-f27812b8a68a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047622
StatusPUBLIC

Content hashes

Canonical text37f6cdcfa79f9ab028107a0fbc32d29a1291dbf50b1071c598e707d476e95982
Markdownfe9f598c097a49cfd8a085b2f120f646cb17698d047cc31fdb532610f3bfee51
PDF
Publication pageaaa457e4c68c51365e48c6ff21db0a6b9e9608d3498badc8cd456fce7e2c29db
Manifestbf680eabda77252d259d3d97d5ce36fe27977ab617793f5bb103572cb93a33c0

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
Signatureidj/ssRTvMSO9f8BLqGnaXeEhgRgcRiGpxMmGwDcY1tkftaAxw6mqWK2CRENoGRql1TbaZXxBFHYFVq6Nlt9BA==
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

2026-09-17T11:06:45.874979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047622
observed aaa457e4c68c51365e48c6ff21db0a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.857868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047622/manifest.json
observed bf680eabda77252d259d3d97d5ce36fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.836723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047622/publication.md
observed fe9f598c097a49cfd8a085b2f120f646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:45.817467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047622/publication.txt
observed 37f6cdcfa79f9ab028107a0fbc32d29a...
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.