OpenTechnical

OT-2026-000072338

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000072338) never changes.

Identity and time

Publication numberOT-2026-000072338 · never reused
Internal UUID01a0ae92-47c3-762c-b1ba-07a6818c4fb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072338
StatusPUBLIC

Content hashes

Canonical text5e05359269122e854d2e83b1d3fb65c0938d97b74489afd8801deaf1de04fa96
Markdownd244400696bd2809b079123fdeda87221d0b00212e0db6391aa64d94038da975
PDF
Publication pagedf9ca56692f89c6451f14c71368799fc116c25aa8f78b2810545b0eee30edfec
Manifest13c2e3e116be35770122ba7d5d8470ff675a93f82b4cab7e3b03137face9785f

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
Signature0qE26RFfKO0y2AaBJy9lnxDiXcr8dL9775WSo5nXZuZkTFHubBsfWB1AD12kjdJdNrto+z4zTpgLaxk1LcsSAQ==
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

2026-09-17T10:23:34.177881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072338
observed df9ca56692f89c6451f14c71368799fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.160694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072338/manifest.json
observed 13c2e3e116be35770122ba7d5d8470ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.143301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072338/publication.md
observed d244400696bd2809b079123fdeda8722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.126114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072338/publication.txt
observed 5e05359269122e854d2e83b1d3fb65c0...
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.