OpenTechnical

OT-2026-000079333

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000079333) never changes.

Identity and time

Publication numberOT-2026-000079333 · never reused
Internal UUID01a0ae96-0b90-7082-86fc-3219b86eedb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079333
StatusPUBLIC

Content hashes

Canonical textfdc3ff597af9a960cf8ce3b98654e638256b0574c3ae2bdd2aa8bbf526b1b735
Markdown8073c1c760537c83138001539b2a1c55d9e7410786f51a9a5fa4cb50cd4801dd
PDF
Publication page4e5d1cfbc49144b2e6bd4be547f4eb54a7caaad40aaf6f9cc98eaf89377f1092
Manifestb1ac5e678bdf629ad61d5538ca159f3f7ebcfc1e1b1dcda95c142100e09e6d7d

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
SignatureCDxZWm6Z0HCGfCGEhaLD2pSne9YQPzLZHPMxRLNFA0ztuWV2vTy+v60chpAVwunM11mVyEAX0o/JWEbLc4NuDg==
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

2026-09-17T10:04:56.802887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079333
observed 4e5d1cfbc49144b2e6bd4be547f4eb54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.783767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079333/manifest.json
observed b1ac5e678bdf629ad61d5538ca159f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.763951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079333/publication.md
observed 8073c1c760537c83138001539b2a1c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.746809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079333/publication.txt
observed fdc3ff597af9a960cf8ce3b98654e638...
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.