OpenTechnical

OT-2026-000103432

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, pulsed blow-off after set-down

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-2026-000103432) never changes.

Identity and time

Publication numberOT-2026-000103432 · never reused
Internal UUID01a0aea4-e460-7258-b460-24902c233044 · 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-2026-000103432
StatusPUBLIC

Content hashes

Canonical textaa89b24e79d03dae76e00fda9fec9bae91956f08e4603720f814c8d5b4d95626
Markdown1327101060f3f720cf3b0cc2a7cdc3e193853a5834e60c6c14ebd148acb14abc
PDF
Publication page518044a6b4e41648f98bf5f6a64429f742099455420fdab7d23585abed802e28
Manifest8de64458e14db5cbbe7edb7af9019b916ba2b5e84ef67eecce5e58cd298c9d7a

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
SignatureocgNjx/USMBYcCxd4c+uRvA7tFDICtJxFYLqd/PBDnSH3b/dUpyBvf6wlp6tk6bMgqt3XPknB6qLvbYdamGuAQ==
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

2026-09-17T09:22:11.025267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103432
observed 518044a6b4e41648f98bf5f6a64429f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:11.009901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103432/manifest.json
observed 8de64458e14db5cbbe7edb7af9019b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:10.993528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103432/publication.md
observed 1327101060f3f720cf3b0cc2a7cdc3e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:10.978144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103432/publication.txt
observed aa89b24e79d03dae76e00fda9fec9bae...
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.