OpenTechnical

OT-2026-000009867

Publication integrity record

Two finger electric gripper, stripped 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-2026-000009867) never changes.

Identity and time

Publication numberOT-2026-000009867 · never reused
Internal UUID01a0ae6b-cb78-76a9-84d0-4b57580153f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009867
StatusPUBLIC

Content hashes

Canonical texteaa7048e7b968e58c03a58609c761d2ee6f0019b19c3a8c5f4b11944439be0fb
Markdown3cbef6556df3dab8288910882cd49c027bd2506db00f10315b5afa3fc8464513
PDF
Publication page552e1d085c0097a4c2e4bee53bb6b3e404958b9edac8852fd94bd6d129134c6d
Manifestd6e3318a4687a8e065f0180164c4be09bd478e77c472f0b31d5395b4470292d3

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
SignatureVM9GRD4fBNPvGu1V4R8ne/fo/JtK5vFsdij7q4tPQ4ePCnTymQ5ogthSTApUm7dXmQYzHgawMAm4H0GqR69nDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:52.261547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009867
observed 552e1d085c0097a4c2e4bee53bb6b3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.242926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009867/manifest.json
observed d6e3318a4687a8e065f0180164c4be09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.223035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009867/publication.md
observed 3cbef6556df3dab8288910882cd49c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:52.203444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009867/publication.txt
observed eaa7048e7b968e58c03a58609c761d2e...
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.