OpenTechnical

OT-2026-000060455

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000060455) never changes.

Identity and time

Publication numberOT-2026-000060455 · never reused
Internal UUID01a0ae8a-b7cb-7acd-86fb-da004f58230a · 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-2026-000060455
StatusPUBLIC

Content hashes

Canonical text1b27f5925424407579a62b06c4256ee5f41cddae1f48792522f68436b0378985
Markdown32829c7612c9c307b408405dffd633720b30a479617664a6dc6eff8f49379505
PDF
Publication pagec30c3b525556261636ac790b8dda3052c77db88acc26bb3b7a3e0f7c32b3e011
Manifest38fdef5e9360a9eb57452dbefc93a1e483cce098f0d9caa0c453b056b8400ab9

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
SignatureS8UbE9hl/J0a8cFG6ekYnGGdFuq4+nZUO5OVnvoE3LfABwAxQVFT1DMIYHkiMV9fSi/4kIjy6ef8NfHJgHsUAg==
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

2026-09-17T10:42:56.358000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060455
observed c30c3b525556261636ac790b8dda3052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.338507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060455/manifest.json
observed 38fdef5e9360a9eb57452dbefc93a1e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.320017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060455/publication.md
observed 32829c7612c9c307b408405dffd63372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.301603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060455/publication.txt
observed 1b27f5925424407579a62b06c4256ee5...
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.