OpenTechnical

OT-2026-000084338

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000084338) never changes.

Identity and time

Publication numberOT-2026-000084338 · never reused
Internal UUID01a0ae98-5b61-710f-baa4-fb189ab56af1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084338
StatusPUBLIC

Content hashes

Canonical text00e65a7039210d92a2b371bb568058d2908d39d4b9274fbfec24724947ebee6d
Markdown656b4d08f9d67a57c68f49e85f48d0675123ef9edba71a891a4118feb9614e27
PDF
Publication pagec1b8605d6a7090847ce7d868b04e18762af5d8243e6d64a9b72875186dfd492b
Manifestb44f2169d1e3149c4b979cedd026da6081ef540cdbe077d6520c9393ba95da4f

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
Signaturejou5HMmrPKcFemjosoA1RuG6oekePM9FHd6ycJK7lnTNg0xrX896vgdgOcy26DfupkvP9gh66DOti8jDnOZ2AQ==
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

2026-09-17T09:56:16.063214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084338
observed c1b8605d6a7090847ce7d868b04e1876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.045109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084338/manifest.json
observed b44f2169d1e3149c4b979cedd026da60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.027087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084338/publication.md
observed 656b4d08f9d67a57c68f49e85f48d067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:16.008300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084338/publication.txt
observed 00e65a7039210d92a2b371bb568058d2...
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.