OpenTechnical

OT-2026-000043208

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000043208) never changes.

Identity and time

Publication numberOT-2026-000043208 · never reused
Internal UUID01a0ae7b-327c-7ec2-9fb8-2e843034c522 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043208
StatusPUBLIC

Content hashes

Canonical text741519061b17910c36392a1a12c6cfeb7cb9424dbdbadba7b936a2663b3009c3
Markdownde3b4525dbccdda3bd15eab5b96cb0dbb4753771db887daca93bf1c3a10b03dd
PDF
Publication pageda1d50b3ae33315f3293efd21a6ca225d87cb5385ed28221160e154d251153ef
Manifest9964dd45211de19999917391ca1480d0f4cdaee448eb9f2cb3c2d718351678cd

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
Signature+6TmOdcdij/TraTSFcVa3jbbLjWcQfaX86XwYxl9+7l7HNAYHwLcGPMpS5+SeavChY3lMFl9aiaqi4dULQxGDQ==
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

2026-09-17T11:13:40.121727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043208
observed da1d50b3ae33315f3293efd21a6ca225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.102117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043208/manifest.json
observed 9964dd45211de19999917391ca1480d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.082936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043208/publication.md
observed de3b4525dbccdda3bd15eab5b96cb0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.064385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043208/publication.txt
observed 741519061b17910c36392a1a12c6cfeb...
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.