OpenTechnical

OT-2026-000037452

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000037452) never changes.

Identity and time

Publication numberOT-2026-000037452 · never reused
Internal UUID01a0ae77-b8ce-7c59-9d79-916c31d072e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037452
StatusPUBLIC

Content hashes

Canonical textd0a1e922cd7635583f5f05a92bf9c4b217ed84b326aa7bc4beeebf0eec6fcc6f
Markdownf3bd627762833f44b7ac11faffb025fc3f72b9a3debe0439bd735b856fa1905f
PDF
Publication page9e147a092d3dc014c90a15141966753b8369a736c476f81d5a7709e1675d7f5d
Manifestec86a9391414b1230216209eddadd9f6023de1a3d24bb8a1b6df0f0d4ed55eb5

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
Signature4L/+IkV8G9Vw+2yZZZfo4BLL1RgRZxGlnIr/UvdP1uiVKiODVu+O/6HHQZzwJ2PppTSlHbLif196x7XptUr/Cg==
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

2026-09-17T11:23:53.282615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037452
observed 9e147a092d3dc014c90a15141966753b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.265076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037452/manifest.json
observed ec86a9391414b1230216209eddadd9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.247476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037452/publication.md
observed f3bd627762833f44b7ac11faffb025fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.229453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037452/publication.txt
observed d0a1e922cd7635583f5f05a92bf9c4b2...
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.