OpenTechnical

OT-2026-000012628

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000012628) never changes.

Identity and time

Publication numberOT-2026-000012628 · never reused
Internal UUID01a0ae6d-5561-7aa5-8f9b-15f86871219b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012628
StatusPUBLIC

Content hashes

Canonical textb6359ecec297edeea4f60a3d14b1d007041a92e64e3073d27f99bc38341761ea
Markdown18d9fa312ab67a24113e25639ba71c091dff3ceed137456ecb248e257f942866
PDF
Publication pageff13295b80396425e1b5abd6a0760375da88b86dcf92131c7a4cccd57319797b
Manifestd9511d99d282a97ef217753a78d36f410c87119ca98315c6aedad940b0657a55

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
SignatureNzyv32lCmOAkfdhWdjCNycV2jIGM4otTaMXExUwrpdfn7hsNeIyYmth8wlvgAX60l5N/Vloee2JnYVScZhvMDQ==
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

2026-09-17T12:10:15.205378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012628
observed ff13295b80396425e1b5abd6a0760375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.176602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012628/manifest.json
observed d9511d99d282a97ef217753a78d36f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.150372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012628/publication.md
observed 18d9fa312ab67a24113e25639ba71c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.125813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012628/publication.txt
observed b6359ecec297edeea4f60a3d14b1d007...
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.