OpenTechnical

OT-2026-000101458

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101458) never changes.

Identity and time

Publication numberOT-2026-000101458 · never reused
Internal UUID01a0aea4-0e14-7282-b23e-3f7b98314a1e · 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-2026-000101458
StatusPUBLIC

Content hashes

Canonical text107c7c9a51a4e2b10274a473bca26a37fdc99a3a068c260a0b595ade4293d29f
Markdown3a28fba19c9c05302ce0c0283bd1f9aaff75bd6486a23517f775ce18febb0ce4
PDF
Publication page55ded61506e2426917d7b806c459d31c61d3a4853fd8bfaadd19f20c2d2bd0c0
Manifest706592573fa90f893a34940c8a09e101077aa75fca731eaa0f33886c3b211099

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
Signature++Aq9ZwhNFuhE0f7DgGEiKhy07y1zUGH1j5Eq5hjeK4+/i029WL1/4eIhRlj0rW9YBd1xMP9lZ69VB8HjIKZDA==
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

2026-09-17T09:26:01.968218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101458
observed 55ded61506e2426917d7b806c459d31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.948354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101458/manifest.json
observed 706592573fa90f893a34940c8a09e101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.929677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101458/publication.md
observed 3a28fba19c9c05302ce0c0283bd1f9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.910902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101458/publication.txt
observed 107c7c9a51a4e2b10274a473bca26a37...
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.