OpenTechnical

OT-2026-000055042

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000055042) never changes.

Identity and time

Publication numberOT-2026-000055042 · never reused
Internal UUID01a0ae86-5e81-7b9a-bbd1-54aa556c1564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055042
StatusPUBLIC

Content hashes

Canonical textf6093be9643c649d23b89bbc7850112efc7679ed876cac3cd951949681c1db1c
Markdown3310c1b61bc2e16637095cb9b7789007f18519f71411a1672c1956ac2988b434
PDF
Publication pagea8bbd41b008716a792def26da5be4a85475d0fa56608122c9d4be2ce08705d2f
Manifestaf128a8a1f6d216c26f84fce6a06fc602e01b0994030ba8e256b0fe62bff350a

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
Signature4dq4Dyk6OjNhWa/+zR8OV+rP4RI7GB38pxOJkAuBmLPXtOnkOGPDXDjdvahII3A//v7CYUMTl1CjHXlnIslmBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:11.169351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055042
observed a8bbd41b008716a792def26da5be4a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.152936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055042/manifest.json
observed af128a8a1f6d216c26f84fce6a06fc60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.134613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055042/publication.md
observed 3310c1b61bc2e16637095cb9b7789007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.116745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055042/publication.txt
observed f6093be9643c649d23b89bbc7850112e...
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.