OpenTechnical

OT-2026-000101158

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000101158) never changes.

Identity and time

Publication numberOT-2026-000101158 · never reused
Internal UUID01a0aea3-c378-7570-a360-4d1319efc6e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101158
StatusPUBLIC

Content hashes

Canonical textaf6818b95372e0d5f7d42e05a4df2917c0834a74a2499c55c89031aacdb78e7c
Markdownfdeb2a17ad77b6633c3044917f620b770219130360746c3c306da1caad72e740
PDF
Publication page17ef12a79c886661b695aeaa50dc5314bc04ba045d40860eb912e420d373b2d8
Manifestebe42cb69dd39bf98648fc4a705af2df9003c59c93b5eae26071cb9e23053f7f

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
SignatureRkv3SUmvr3SnGiAQj9Z2zE58wJeJyAF7ZAuSZqntz3AOk50HQHADB3XoLo6VcRjAH+CaPW7baDUXpR508p+hAQ==
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

2026-09-17T09:26:47.740604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101158
observed 17ef12a79c886661b695aeaa50dc5314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.720999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101158/manifest.json
observed ebe42cb69dd39bf98648fc4a705af2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.703705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101158/publication.md
observed fdeb2a17ad77b6633c3044917f620b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.684465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101158/publication.txt
observed af6818b95372e0d5f7d42e05a4df2917...
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.