OpenTechnical

OT-2026-000022156

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000022156) never changes.

Identity and time

Publication numberOT-2026-000022156 · never reused
Internal UUID01a0ae6f-f4fb-73f9-9401-0c73651aff03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022156
StatusPUBLIC

Content hashes

Canonical text8ed5a45e530576115d15d215bcfae2e573445bbe05d987ee356596d2d3d22abc
Markdown101d2fe4e105ebca931088ee7b845bd5d44da5bf00f6b3aff1f4d8f04e3ad5e5
PDF
Publication page26e83b4369a6b77f8e0751c1431d3ae1a177aa31e1de1040fc1b2e99728f1672
Manifest8292ddc9f819611bd961d48f2ba7ed235fdc4bc6c9d5717709b317862bf45c72

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
SignatureddCPPI/D7N17AZjLCyDotV/GG+Nzz7X8aJe4YmNyQrgI/DMQbSPXD1bo5hpRKwO5dk1N48InKf7+xsWdWeqFBQ==
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

2026-09-17T11:52:50.102786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022156
observed 26e83b4369a6b77f8e0751c1431d3ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.085510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022156/manifest.json
observed 8292ddc9f819611bd961d48f2ba7ed23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.066955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022156/publication.md
observed 101d2fe4e105ebca931088ee7b845bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.048778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022156/publication.txt
observed 8ed5a45e530576115d15d215bcfae2e5...
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.