OpenTechnical

OT-2026-000060039

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000060039) never changes.

Identity and time

Publication numberOT-2026-000060039 · never reused
Internal UUID01a0ae8a-5a70-7cf4-a450-cdde802f0c84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060039
StatusPUBLIC

Content hashes

Canonical text201d75fa97a2a966df7a3905b8f89f78bcccb254bc73dc9f4d77f1bf6db78b6a
Markdown17a4b2fc78eca0b7691d6e891cac7f812952df3d59e6557a1d15154d89104176
PDF
Publication page4a3a284c1e04d3dee58416b2d7c9f418e382d3cb71b810cfe76757aae6325bd0
Manifest381eefd92728c648b29c949013bab5ff10a76af861d8cec5e5191e22861f241b

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
Signature8m9gWP80PINdFBm4/A2rJ7WQ1wuyV1tkdBTmz70GtunxJ356ZiigMOedPVq4pm6LljoefRwQGtTeLFdaYFk1CQ==
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

2026-09-17T10:43:39.560368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060039
observed 4a3a284c1e04d3dee58416b2d7c9f418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.542133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060039/manifest.json
observed 381eefd92728c648b29c949013bab5ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.524893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060039/publication.md
observed 17a4b2fc78eca0b7691d6e891cac7f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.506207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060039/publication.txt
observed 201d75fa97a2a966df7a3905b8f89f78...
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.