OpenTechnical

OT-2026-000100056

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000100056) never changes.

Identity and time

Publication numberOT-2026-000100056 · never reused
Internal UUID01a0aea3-1474-7f41-ace4-7605f25c3cd3 · 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-2026-000100056
StatusPUBLIC

Content hashes

Canonical text6af27dfef74e9dbafa7a6fecedb2dac1a06e4ccae571323451520a178b334ce7
Markdown2ed1b64441b45e304e503e469e39cc2d374fd5e0cb224f7cdece9a5fcf512b9b
PDF
Publication pagefe019925821e322bfb6b289b290a952baf0217ffe0c05f1196477c3203550c3b
Manifest25bc54602b8e12f19f757d13f81d5aa845445a448896f15ef5407fdfa258371e

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
Signatureocmr1XFVngRYzIdUzPBcOriaUjVSR45P91AOvsDtWdHoh8I/RLge9w7IQM9yEv7+2InqDbXJNO4/dgziY7ulAA==
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

2026-09-17T09:28:59.899899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100056
observed fe019925821e322bfb6b289b290a952b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.882849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100056/manifest.json
observed 25bc54602b8e12f19f757d13f81d5aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.864742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100056/publication.md
observed 2ed1b64441b45e304e503e469e39cc2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.846949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100056/publication.txt
observed 6af27dfef74e9dbafa7a6fecedb2dac1...
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.