OpenTechnical

OT-2026-000103416

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off 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-2026-000103416) never changes.

Identity and time

Publication numberOT-2026-000103416 · never reused
Internal UUID01a0aea4-e460-7f0b-835f-b535f2c3310a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103416
StatusPUBLIC

Content hashes

Canonical text10ef59aa47b67d83aee8e492903987775b8b3974ea448ac26cb9123825938b00
Markdown25388b4450b0f5db2104d7aa9fee81afbdba65dbea7e416c5846e24f75f3448e
PDF
Publication pagee24b362d48304f8347e0ed2283ac3f2881fd88789b0048f1a4d0fb44bf3c451d
Manifeste80f75974e72fbb445003592e0906b6489bb2736f6a08ee91ae2662964035e55

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
SignaturePSEkayvgnnnZMoXcWzdtv4+jScJG/vRZAccTKbXQfnez+8WtNuiT5bE8BErcuJOooY6tBB+/6LHv1JNp9Y7zDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:09.828780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103416
observed e24b362d48304f8347e0ed2283ac3f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.811914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103416/manifest.json
observed e80f75974e72fbb445003592e0906b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.792853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103416/publication.md
observed 25388b4450b0f5db2104d7aa9fee81af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.772914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103416/publication.txt
observed 10ef59aa47b67d83aee8e49290398777...
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.