OpenTechnical

OT-2026-000045634

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000045634) never changes.

Identity and time

Publication numberOT-2026-000045634 · never reused
Internal UUID01a0ae7d-8f03-7825-9211-87fa2f646462 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045634
StatusPUBLIC

Content hashes

Canonical text8a953087c5da122365fdd88c6b5c690aead1f3a8fe9ebb1cdc56c8ebc3d88d70
Markdownfbbc301263a90905902f7b20a669ce0a08cd4207c7f3626789d47e5bbf825b63
PDF
Publication page80a88c24561a625f5a895b37b44e04e9ee5bf756ca44c0d30a30cffa8b4cf1e5
Manifest5f46da8d9bec7a4247da116ca277383f61cc18a337a61ee0d74e6c6ff376382e

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
SignatureI7yQQWEeBMo64C9QvfvmgnFashbHB3ZTkXfCZ550/U41d9jlS3qGVZoChjBEy75SoQvHqDDcDJVk91O32btsBA==
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

2026-09-17T11:09:25.133839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045634
observed 80a88c24561a625f5a895b37b44e04e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.115487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045634/manifest.json
observed 5f46da8d9bec7a4247da116ca277383f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.098023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045634/publication.md
observed fbbc301263a90905902f7b20a669ce0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.078082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045634/publication.txt
observed 8a953087c5da122365fdd88c6b5c690a...
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.