OpenTechnical

OT-2026-000070099

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000070099) never changes.

Identity and time

Publication numberOT-2026-000070099 · never reused
Internal UUID01a0ae91-1861-703e-85a4-c6db315ec333 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070099
StatusPUBLIC

Content hashes

Canonical text176ec838e2d374aefc8acdfaa5056371d0da204097b66bddcc1317894348e531
Markdown4ed2cb35040a1b9afcd7a0fd57e0d81fd63bf3b399a55c8ce116e64bad1064eb
PDF
Publication pageed9189abb0aa0af348661734d0bc32ad5075084394f6cf0b8d8219e267f39a98
Manifest6ddf7febdd70ac725ffa5affcd9ce16bd0053ccf885e66b41301a993c401ea51

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
SignaturepYNo8N+SRfzzd5yV1eEdwpxGkT7Vo/v6ThNuTOufGGmaYcSyvGTtpRFEB1tlFMMaMwvRo3Oqls0zMcAFLeoZAg==
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

2026-09-17T10:27:04.153528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070099
observed ed9189abb0aa0af348661734d0bc32ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:04.137488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070099/manifest.json
observed 6ddf7febdd70ac725ffa5affcd9ce16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:04.119742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070099/publication.md
observed 4ed2cb35040a1b9afcd7a0fd57e0d81f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:04.102527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070099/publication.txt
observed 176ec838e2d374aefc8acdfaa5056371...
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.