OpenTechnical

OT-2026-000011877

Publication integrity record

Three 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-2026-000011877) never changes.

Identity and time

Publication numberOT-2026-000011877 · never reused
Internal UUID01a0ae6d-1942-7aac-9af5-853dbf2c0b15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011877
StatusPUBLIC

Content hashes

Canonical text1c2d0e6f174606519db362b874449207176baf9e02180ee7f3c94dbc769f9d7b
Markdown06bc10a50114d1a7c159254878ef21be8986255ee71b0ee610acfe0f37057291
PDF
Publication page42e67ff12742158caec38542728bf7d636ba6efb1cffee0df6db4a37cae03f85
Manifestee8298fc2385fa1b0de0eaa326b2fa9a5ee0288c0316288d2386af90c1baaf9d

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
SignatureJ5C8AcPO8aKD5dVVD8KWIfMW0myomQHVtaQ8Rzw9oHQEjMle/aYoKMeRma472T16qGYGFRFuaCXzPkCVEkRZCw==
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

2026-09-17T12:12:37.665577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011877
observed 42e67ff12742158caec38542728bf7d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.647586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011877/manifest.json
observed ee8298fc2385fa1b0de0eaa326b2fa9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.627975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011877/publication.md
observed 06bc10a50114d1a7c159254878ef21be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.609084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011877/publication.txt
observed 1c2d0e6f174606519db362b874449207...
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.