OpenTechnical

OT-2026-000042959

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000042959) never changes.

Identity and time

Publication numberOT-2026-000042959 · never reused
Internal UUID01a0ae7b-3277-7842-9835-6066e117fba3 · 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-2026-000042959
StatusPUBLIC

Content hashes

Canonical text02de73bc7119ae62a2645064fa37d5cdd66b29064a45a0ab7a523adfb3225782
Markdown02d3045dca4d924f1fa2df589925af11ba3989d1437b4782564dfff202c0d340
PDF
Publication paged3c891538d02e3039c0c978f0d449a6a54ee712a017f92ca535a2569f6f2c3ca
Manifest95e023406598d7c3fb6bbb9c87110af54cd825ca8fd2a9637472c0d4c3aa5bb4

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
SignatureSMDvdQE4WJnMWtcT7/jY4mVQFfpkpMGXVxX315vWfMGBdH/y1SaG1ufSn+wc0ZAj+5X5JjQUxpzPr6BIIYr+Dg==
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

2026-09-17T11:13:15.199857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042959
observed d3c891538d02e3039c0c978f0d449a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.182940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042959/manifest.json
observed 95e023406598d7c3fb6bbb9c87110af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.163939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042959/publication.md
observed 02d3045dca4d924f1fa2df589925af11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.147743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042959/publication.txt
observed 02de73bc7119ae62a2645064fa37d5cd...
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.