OpenTechnical

OT-2026-000038154

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000038154) never changes.

Identity and time

Publication numberOT-2026-000038154 · never reused
Internal UUID01a0ae77-f88c-7a29-bb02-5edb8614a0fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038154
StatusPUBLIC

Content hashes

Canonical text070877d1d3616aa5ea4d3422dc06799939e8b75db581d2a2a978cd53a27c1b6c
Markdown934c2bba72fae3cdf39e79a1e179be6f3481239d14bec31e55e1ee405dad686d
PDF
Publication pagee360e78709e3411e01774e657b16b1b7379661eec9bcce0f61a744cdc174c1a0
Manifest4ec86ee7e140f0a05aeeb3d9cd7904917eaeb0b54133cd0959754f5ef88d49a9

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
SignatureAW6lOkTupTKPSQOV2CY4iu5wUZzf33g9DMqce0hp2YX/UWdCNVfWiDaxCU9+BzBOr5qSvv76glOC1VoO0dFjAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:30.273476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038154
observed e360e78709e3411e01774e657b16b1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.256035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038154/manifest.json
observed 4ec86ee7e140f0a05aeeb3d9cd790491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.237736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038154/publication.md
observed 934c2bba72fae3cdf39e79a1e179be6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:30.220167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038154/publication.txt
observed 070877d1d3616aa5ea4d3422dc067999...
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.