OpenTechnical

OT-2026-000060859

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000060859) never changes.

Identity and time

Publication numberOT-2026-000060859 · never reused
Internal UUID01a0ae8a-b7d2-71da-a2fd-146d6b8fe554 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060859
StatusPUBLIC

Content hashes

Canonical textcb9efbaa0573684899448e7e6c6f6ba68f5e02cd9bc050b3b8be06a43946a8f6
Markdown584baecf9934ee0b1af554974092def9bc8552990072f7a4b953a5e7bc63071c
PDF
Publication page79489d06b302aad2ce0efedcaa3d9cc005e564e87f259ae998f81005fc612a3b
Manifest5e0f95b351aecb0f2fc68b5434bb758ada87b1c1b27b2278b5e8ba85c54d3e68

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
SignaturewUq+HB75MLMakhr55GuG4LVp+C8uQNukoARkEDs4NR3vloQbg6sWD5nHEAwjSev5MY7IFLJZ/o8b6/CJnUKuBg==
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

2026-09-17T10:43:37.086675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060859
observed 79489d06b302aad2ce0efedcaa3d9cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.070440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060859/manifest.json
observed 5e0f95b351aecb0f2fc68b5434bb758a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.053954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060859/publication.md
observed 584baecf9934ee0b1af554974092def9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.038130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060859/publication.txt
observed cb9efbaa0573684899448e7e6c6f6ba6...
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.