OpenTechnical

OT-2026-000055085

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000055085) never changes.

Identity and time

Publication numberOT-2026-000055085 · never reused
Internal UUID01a0ae86-5e81-7aed-aaff-c25d508cbd3b · 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-2026-000055085
StatusPUBLIC

Content hashes

Canonical text5d8240c4cbc1c3ca9be3db894fb96d8f53b60c8adbc3a891ecca7b17b5dff6e8
Markdownf82d7287763d33ebdde9c3df441c6c5e4888a741b350298199859bf1776d0bd7
PDF
Publication pagee8bd0c63cd63158bd4480bb5a012d698bf7210fd04e2d61f666eddeb7cd8e14b
Manifestbcba6e56cb37cbd6921fcd73491f315a2389b5b4c96f0acc12fb536fa516d7b3

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
SignaturemgLa91DqSYpMT+NT7dT0JA72haWEYfaZI8QfJ/Nt5vA7TMmXUvgHz+bVJhQrRuIht1F2LIsNg5NcMFJRwR6QDg==
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

2026-09-17T10:53:14.494237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055085
observed e8bd0c63cd63158bd4480bb5a012d698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.474620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055085/manifest.json
observed bcba6e56cb37cbd6921fcd73491f315a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.455468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055085/publication.md
observed f82d7287763d33ebdde9c3df441c6c5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:14.435620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055085/publication.txt
observed 5d8240c4cbc1c3ca9be3db894fb96d8f...
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.