OpenTechnical

OT-2026-000058266

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, vented before set-down

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-2026-000058266) never changes.

Identity and time

Publication numberOT-2026-000058266 · never reused
Internal UUID01a0ae88-f397-786d-8e11-296c574b0dac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058266
StatusPUBLIC

Content hashes

Canonical text405c8f4d0ddfe6ae718f2ebdf8a17fb1dec8a7c07933c77046cd258f9bd0c813
Markdown1408355e30722b4f291656d93dd6c45e7279fc86f0b07f1552ee7b2b45929dae
PDF
Publication page1eb2e8218a26f14549aa73017cccca1f596ff9d344fd927d8b7afe9943b2cf9c
Manifestbe3c263b37f79ece66fd9e2de4b3ae0c3948001f28de2ef4fd4aa8fa2b73f003

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
Signature6wedMaVlMbWeMraxGRH0ARqr8s2NvY92Cr7Z0tXnVPZgSY8+LogRjLRVuEIknylm7YkQWgV51IXiH/vSCzGwBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:39.069177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058266
observed 1eb2e8218a26f14549aa73017cccca1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.051075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058266/manifest.json
observed be3c263b37f79ece66fd9e2de4b3ae0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.034811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058266/publication.md
observed 1408355e30722b4f291656d93dd6c45e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.018280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058266/publication.txt
observed 405c8f4d0ddfe6ae718f2ebdf8a17fb1...
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.