OpenTechnical

OT-2026-000100032

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump 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-2026-000100032) never changes.

Identity and time

Publication numberOT-2026-000100032 · never reused
Internal UUID01a0aea3-1474-7050-8eb3-201d03894441 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100032
StatusPUBLIC

Content hashes

Canonical textc624461b41e7014ed8edb8effebb146b0410258c3ee9770301ea92e60b6c321c
Markdown055e1a7c999853b7ee62c0c583901ef472c9900c17417f710a0bbb366da5382d
PDF
Publication pageb6a2c4a0eef6ae0edbb9b0f0cb9effc49579b5b448b932774772c8999a3b9b0f
Manifestdf0939b9949bc4e4fc1387484d56c4411bf7bf2c3a4680c4cd234ca3deddbf89

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
SignaturekfVePuqi2Cabk8DMefU2B6quShJv2mL7zaMPf+XxiXFmGOhZON35QgO03fCC5gFyPB91vuq/jbuOR53luSknDg==
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

2026-09-17T09:28:58.069518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100032
observed b6a2c4a0eef6ae0edbb9b0f0cb9effc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.051202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100032/manifest.json
observed df0939b9949bc4e4fc1387484d56c441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.031727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100032/publication.md
observed 055e1a7c999853b7ee62c0c583901ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.011073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100032/publication.txt
observed c624461b41e7014ed8edb8effebb146b...
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.