OpenTechnical

OT-2026-000071868

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000071868) never changes.

Identity and time

Publication numberOT-2026-000071868 · never reused
Internal UUID01a0ae92-1e92-712f-be0d-9e0b46880103 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071868
StatusPUBLIC

Content hashes

Canonical textba567816fa203be287427c4ee0f86732391b159f6d1ad690930c1269b0e3186f
Markdown0551e9a6bbd53ff5b44585b2116edc23e60e281458f46dfb9d2b41ad1717390b
PDF
Publication page01634fe0e6ba183acdaa74e313ad03071d0ac655e444d8e0c29966b66e9918ce
Manifest903b0a9f59956d71f9de765300a92d92cc74c0531b54b36a97f97c12f57d4093

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
Signature4s7+fo8Psaa4LhPECpqifV76eGW7eKmMfLHUKxHSD+SpRFuuHE4Ki6gTStzMw/LiyHXGmDiVDfTQLmV1iYHLDg==
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

2026-09-17T10:24:34.152184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071868
observed 01634fe0e6ba183acdaa74e313ad0307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.125878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071868/manifest.json
observed 903b0a9f59956d71f9de765300a92d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.109495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071868/publication.md
observed 0551e9a6bbd53ff5b44585b2116edc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.091842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071868/publication.txt
observed ba567816fa203be287427c4ee0f86732...
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.