OpenTechnical

OT-2026-000023756

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000023756) never changes.

Identity and time

Publication numberOT-2026-000023756 · never reused
Internal UUID01a0ae70-aed5-763d-bbb2-9b92be9c0af2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023756
StatusPUBLIC

Content hashes

Canonical text60a0e3f358e08508e99501d588dffef521cc2b2f244a36ebe019248188f68c90
Markdown2d8ae6733147dd8cd36417d17a6d1fcb77933a8827a57dcd2b626bea40985332
PDF
Publication pageb03b87b307d44ca85e049833cb8066b737ec18925fa76bfd01bb4f792424d246
Manifestfa378982ddc17b8fe0d00475581c11ea3796da9ac30fc22721a43329d18624cd

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
SignatureUI9/LEmdCtumCf9LCnWZOv2gvP2JeyudelaL/KC2TZN/n4Nv2aCcRfBUWm6VNgRygfhKl7msHfyX7ZcR2+Q6Cg==
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

2026-09-17T11:50:06.604656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023756
observed b03b87b307d44ca85e049833cb8066b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.582702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023756/manifest.json
observed fa378982ddc17b8fe0d00475581c11ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.563494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023756/publication.md
observed 2d8ae6733147dd8cd36417d17a6d1fcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:06.543181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023756/publication.txt
observed 60a0e3f358e08508e99501d588dffef5...
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.