OpenTechnical

OT-2026-000070665

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000070665) never changes.

Identity and time

Publication numberOT-2026-000070665 · never reused
Internal UUID01a0ae91-8c2c-7bd2-a3ce-cbba1c85ca44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070665
StatusPUBLIC

Content hashes

Canonical text5a84d0f297082ea3c9c9338022c27f8629f68c1578977edc3a8a88a7ad91a6a9
Markdown558ddf07fd73a09b545f152528eb6887bfbbb6484182e2789e4c257782177a07
PDF
Publication pagebc32fcbf712e743deac24a926f841d8fb39540de0e0171f5365cc693de9b11fa
Manifest9b47dd0241361dac3de7079358ba53f9980bf378a192b596a7bf161eb87d686e

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
Signature1xWDpMcVVh0vRkVbPiOB3syM9EMnntVG3hJgML0iSakzIZcMoaUDsoCh3QiaHm4GVZqFj5Z61sZ1wWv9mupqCA==
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

2026-09-17T10:25:20.402534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070665
observed bc32fcbf712e743deac24a926f841d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.385518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070665/manifest.json
observed 9b47dd0241361dac3de7079358ba53f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.367430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070665/publication.md
observed 558ddf07fd73a09b545f152528eb6887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:20.349190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070665/publication.txt
observed 5a84d0f297082ea3c9c9338022c27f86...
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.