OpenTechnical

OT-2026-000010791

Publication integrity record

Two finger pneumatic gripper, stripped 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-2026-000010791) never changes.

Identity and time

Publication numberOT-2026-000010791 · never reused
Internal UUID01a0ae6c-0ee9-7d59-9f87-f84b879c0f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010791
StatusPUBLIC

Content hashes

Canonical textb8043cfef37c45c0c5e713c1cb282ce490b75c2724364e8494bfde57e5112f80
Markdown94b6940a32edf5aae014c48f3a62d673e61c71b82bcad660be7abe368950bcc1
PDF
Publication pageeeaedec542aa70d2e831c40073ce2d3462978bc9cb2f72b69d7b836f5b336e6c
Manifest2bf5cf94f0ab251ab18b695ee134514e827fcaf0276ffb0b4c9084c7f5ff8a99

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
Signature+IFBcTrpOeB1IxdnTOTgMcoz5+/r4izALfDvj2p+TS6Zw9HctcQSiDvz0T1csdkb8dJ+49f5nAOXifmyKExPCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:15:43.521284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010791
observed eeaedec542aa70d2e831c40073ce2d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.499886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010791/manifest.json
observed 2bf5cf94f0ab251ab18b695ee134514e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.479385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010791/publication.md
observed 94b6940a32edf5aae014c48f3a62d673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.458662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010791/publication.txt
observed b8043cfef37c45c0c5e713c1cb282ce4...
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.