OpenTechnical

OT-2026-000051803

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000051803) never changes.

Identity and time

Publication numberOT-2026-000051803 · never reused
Internal UUID01a0ae83-7c84-7817-9f66-737a67fe356d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051803
StatusPUBLIC

Content hashes

Canonical text79af8a296caec821db1218e589465a6ac6ba8383a02b3538c204b92c66fdb4df
Markdowna3d9fae2bd0fa5c3cacdd8f4f5e660aeb14ac7728bb4461f904a2eb14232392f
PDF
Publication page65d4ed0e9a0f6f110a82deaaecaed23ba97ec951afab6984011522b309f4e3df
Manifeste33c65e199fe898b5cfc6866e92d64e740c7977a8deefcc97c528ac0d8687530

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
Signatureo95vDzhJKikFGph8H0CwVymSiy0V9tFpM0HgjS7E2x+qojoM/1z5Z/xCS4e+0e81E9F3qQM9ZnU16Ga/wZ+HCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:43.112846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051803
observed 65d4ed0e9a0f6f110a82deaaecaed23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.095061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051803/manifest.json
observed e33c65e199fe898b5cfc6866e92d64e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.077383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051803/publication.md
observed a3d9fae2bd0fa5c3cacdd8f4f5e660ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.054766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051803/publication.txt
observed 79af8a296caec821db1218e589465a6a...
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.