OpenTechnical

OT-2026-000070767

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump 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-2026-000070767) never changes.

Identity and time

Publication numberOT-2026-000070767 · never reused
Internal UUID01a0ae91-8c2c-7cd7-80e7-e831f78bf3e9 · 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-2026-000070767
StatusPUBLIC

Content hashes

Canonical textde249c586fc5f67bd54f4fc44688583963701f4a13f117d9358fdf60d7b08ea3
Markdown080fb6c96761ae102c339d28dccd6aa7256a2d1cd8bdd40614e6baf74c4bfb84
PDF
Publication page6b861f5700d044eba3b22d0244f25e4776894dfad9be673f6d022abc20b8d578
Manifestf81ba59c42f9abec0000979c14951c7d39a957c8fcabc671a42eedefe371f186

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
Signaturej0171frvyJfaqHPOBUDnsuPuwzKRTZcMJKxU8r0BOk5yZ3LC+bdx/Da2JgAc2y8hvm01e8c+N8DNEwhn1vWKCA==
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

2026-09-17T10:25:27.982363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070767
observed 6b861f5700d044eba3b22d0244f25e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.966759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070767/manifest.json
observed f81ba59c42f9abec0000979c14951c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.949934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070767/publication.md
observed 080fb6c96761ae102c339d28dccd6aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:27.932543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070767/publication.txt
observed de249c586fc5f67bd54f4fc446885839...
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.