OpenTechnical

OT-2026-000060510

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented after 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-2026-000060510) never changes.

Identity and time

Publication numberOT-2026-000060510 · never reused
Internal UUID01a0ae8a-b7cc-7b9e-8a49-a875337f8164 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060510
StatusPUBLIC

Content hashes

Canonical textb292413274e4f5c62829ed79fcad5b3e8141d300547a5d93aab38da12da2c213
Markdown42753050138751661213df53beea59e4874ed20a00461ce92288463f5cf32934
PDF
Publication pageb89ebc1ea24eba92cfc019784e4a1c3fcb9ddde8dc050654cc76265d448ff2a8
Manifest6eceface6caa6f9ceb9c8704dbb65a1d03f0ded7edfd8613a19658f34500c070

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
SignatureBssZCpwYIE122QCl7+I4z4YSadrMfsUv9DMsNCtDXC+WJeYNT5CgXowk4F7V9+h8CEqLixihnTAlMquRsmgxCA==
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...

Independent retrieval

2026-09-17T10:43:00.638733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060510
observed b89ebc1ea24eba92cfc019784e4a1c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.619948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060510/manifest.json
observed 6eceface6caa6f9ceb9c8704dbb65a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.601833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060510/publication.md
observed 42753050138751661213df53beea59e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.581456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060510/publication.txt
observed b292413274e4f5c62829ed79fcad5b3e...
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.