OpenTechnical

OT-2026-000026908

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000026908) never changes.

Identity and time

Publication numberOT-2026-000026908 · never reused
Internal UUID01a0ae72-3452-7385-9e8c-bd481bdec7af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026908
StatusPUBLIC

Content hashes

Canonical text6633fdfe558f0ce4e3129062ae1ffc45a07f8ca2d7900050316b4de8c0966ac4
Markdownb6840d59c0b7c98ccb18a1d8cdea5b0959553c3fd53b433d56cab4a3bc670c52
PDF
Publication paged4bddb483eca58f13a36917e70abba28c7cdb0cb666d9ab3b3e1a13b6313fb81
Manifest70a69aeda9bbbc24f130fb8afe1b26965860d5a793ee7b48aa068135356ce22e

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
SignaturezQPdomr8fbvz0pF1pFhOj9c0pgP1sNh+CwKFg3eACkG0lzeAf6z6x9olzdLkXcvdcaLeUND/D6Dapgkah0NkAQ==
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

2026-09-17T11:43:31.210121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026908
observed d4bddb483eca58f13a36917e70abba28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.193142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026908/manifest.json
observed 70a69aeda9bbbc24f130fb8afe1b2696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.176083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026908/publication.md
observed b6840d59c0b7c98ccb18a1d8cdea5b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.159559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026908/publication.txt
observed 6633fdfe558f0ce4e3129062ae1ffc45...
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.