OpenTechnical

OT-2026-000014674

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000014674) never changes.

Identity and time

Publication numberOT-2026-000014674 · never reused
Internal UUID01a0ae6d-d093-71ee-901a-e9bd62b85bfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014674
StatusPUBLIC

Content hashes

Canonical textc72fb87214d30e662652c4e774f1e5360f0f1ebcaba6be3cbf1f6b5df82db0b2
Markdown9cf50e0d9d4041291f70265c852bca17bf43c92aeea634f317a736396cac0c99
PDF
Publication page4419f7585817d8c77b392de0cfcaabd2487a7cb5a94a5543a1c3ee06fbaa4581
Manifestee2dad469cd006aa582aaa0401522c14b0a9bd7fbe9d0b80976283d974907a2b

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
Signature4TF2JCVLWkjKp0fsUWfELIpvNcSgJeAxFnANxX9xp1s6xu9RyxQKTi/gRgLqt9O7pxxL0DG9SshFc1n9ohw5DQ==
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

2026-09-17T12:06:31.476838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014674
observed 4419f7585817d8c77b392de0cfcaabd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.457522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014674/manifest.json
observed ee2dad469cd006aa582aaa0401522c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.438069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014674/publication.md
observed 9cf50e0d9d4041291f70265c852bca17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.419172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014674/publication.txt
observed c72fb87214d30e662652c4e774f1e536...
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.