OpenTechnical

OT-2026-000101540

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000101540) never changes.

Identity and time

Publication numberOT-2026-000101540 · never reused
Internal UUID01a0aea4-0e15-7985-b66b-f1b42521bfb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101540
StatusPUBLIC

Content hashes

Canonical text4843819528dda21bfc46fc1d2644d5962ccb5bb5ddbef93f2c2bbdf8282907ef
Markdown64047bc15eb9d00bc329e49859fe70b81716ef6fa607f230021914bde4202d71
PDF
Publication page20e0f5186684b82ca3bb39679faad9ea10104c3911c9be1533a4cdaae5f14e29
Manifest70a6d50d6c936d0095dd59ba0c82a3d3baf02da7669a639cc3efd47e63f15ad3

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
SignaturesZz9IlpPYWlB9UEmVa6ruFuyaiQHDmLWEXqPY/d2T3xRwxi0LIXVgCvLdgjHUfwneMFeiwHzWbXuEI8wxKAtDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:34.866067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101540
observed 20e0f5186684b82ca3bb39679faad9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.848897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101540/manifest.json
observed 70a6d50d6c936d0095dd59ba0c82a3d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.831275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101540/publication.md
observed 64047bc15eb9d00bc329e49859fe70b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.812965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101540/publication.txt
observed 4843819528dda21bfc46fc1d2644d596...
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.