OpenTechnical

OT-2026-000085532

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000085532) never changes.

Identity and time

Publication numberOT-2026-000085532 · never reused
Internal UUID01a0ae99-aaac-72fa-ba62-dbf276e1576f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085532
StatusPUBLIC

Content hashes

Canonical text1b614b633ebf3283c953df325aed594120c0c9a31a5c0312b119fc05bff2b018
Markdownbb67677dc1f17fb8607dd963296dafd64d00ad89f8f408d2df71a3d55eb47a37
PDF
Publication page7032b5f476c263b390591fcb0b6adefb25cea059ef5a38b9473c86de17afe3f0
Manifest7be51d7fb267754f68a982454d50d16b7d4fb763def44ce79b4815ecbcde83e0

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
SignatureRVoB1WB2mGenR+LEiOSAqaoPLT0m+RECZbnEqSlekX0LPEvIMMlNyQmpPtyO9oiSihHSK7LgKG3sa5CDnqDDAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:21.132406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085532
observed 7032b5f476c263b390591fcb0b6adefb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:21.115994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085532/manifest.json
observed 7be51d7fb267754f68a982454d50d16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:21.098878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085532/publication.md
observed bb67677dc1f17fb8607dd963296dafd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:21.081679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085532/publication.txt
observed 1b614b633ebf3283c953df325aed5941...
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.