OpenTechnical

OT-2026-000099989

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000099989) never changes.

Identity and time

Publication numberOT-2026-000099989 · never reused
Internal UUID01a0aea3-1474-7cb9-bd64-c56fcdada8a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099989
StatusPUBLIC

Content hashes

Canonical text26fd7b53d6c320eab27e443142a3a9be3f77026c5b9d1f4ea1ba369cc59fa2b5
Markdown13baa508a8b97c80f14558c23397a137f56ec984415dbada2431384892e03e05
PDF
Publication page65e21b05a62e1f98eb4d81d7b7297b17895d47ab0cc4f062ad4709fb2692d702
Manifestba36352c9478014fb794995bd7e32a35d2fb96eab33c72e263b7e2258b0ca86d

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
Signaturelm2yMPSBIMgh+Sk5wX/8KjsqFPboSIF1Ag7J2mx+4vpgLvuCxsDfSuPlwwbLBK1V8dfLYFTLaxabvW7n5wEwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:41.736609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989
observed 65e21b05a62e1f98eb4d81d7b7297b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.715964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/manifest.json
observed ba36352c9478014fb794995bd7e32a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.678920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/publication.md
observed 13baa508a8b97c80f14558c23397a137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.631523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/publication.txt
observed 26fd7b53d6c320eab27e443142a3a9be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.018009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989
observed 65e21b05a62e1f98eb4d81d7b7297b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.997212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/manifest.json
observed ba36352c9478014fb794995bd7e32a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.978516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/publication.md
observed 13baa508a8b97c80f14558c23397a137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.959429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099989/publication.txt
observed 26fd7b53d6c320eab27e443142a3a9be...
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.