OpenTechnical

OT-2026-000061287

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single 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-2026-000061287) never changes.

Identity and time

Publication numberOT-2026-000061287 · never reused
Internal UUID01a0ae8b-1384-7180-9f5d-31aee7d8f7a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061287
StatusPUBLIC

Content hashes

Canonical textc3f22e21bd7daece1ca93ab6cfaed9743c8a357b4e5efdb779cf21a9e97e3d6f
Markdownf6f07e9effdb65f88efe9bee60873ec89bf6e9accc0823c35ce55191a159ef63
PDF
Publication pageda44f63156c5c15a39359d034bd02abd0fad4b0ff947788d35a30094cb66eb37
Manifest391124465e3067dc0ea651dd7633967e2664c967d4aa648e1b7d41d2b2d41bd8

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
SignatureEmv2xBRn5veiBKxAmPq1Dm/xJeeDu8JQZmkWDLryr650Ohstp1CPde6e3bwi+nIwuDI8pcWLs2/GqnlZmFc+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:42.699675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061287
observed da44f63156c5c15a39359d034bd02abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:42.682528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061287/manifest.json
observed 391124465e3067dc0ea651dd7633967e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:42.664876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061287/publication.md
observed f6f07e9effdb65f88efe9bee60873ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:42.646439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061287/publication.txt
observed c3f22e21bd7daece1ca93ab6cfaed974...
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.