OpenTechnical

OT-2026-000015100

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000015100) never changes.

Identity and time

Publication numberOT-2026-000015100 · never reused
Internal UUID01a0ae6d-d097-78ff-93bf-df6fca4757c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015100
StatusPUBLIC

Content hashes

Canonical text5b9b2d73375d14eb97da9cc308f1a75202c7818875e67b4d7a7c7091a659c5fc
Markdown021218926f3a12fa083a9d1665ee579cde973ca560fb25ef33b416e2a38f9d25
PDF
Publication pagebdf8266800046c809bbe9603b400b96daca22a4016815a3931a95e85c19f26d2
Manifesta338a3eeea4a79ff12777ae6e606d52beb7bc971b86eee3c9c379337e585178d

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
SignatureuZQqduPzpAcvwPJzfpC7GhjN1aLUb/3N+B0/hOkwGht3g3TVuS+S+3q4ckhg3ZiNmv1MK66tUFe/2biP59VpBw==
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

2026-09-17T12:07:09.510164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015100
observed bdf8266800046c809bbe9603b400b96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.489520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015100/manifest.json
observed a338a3eeea4a79ff12777ae6e606d52b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.465837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015100/publication.md
observed 021218926f3a12fa083a9d1665ee579c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:09.443754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015100/publication.txt
observed 5b9b2d73375d14eb97da9cc308f1a752...
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.