OpenTechnical

OT-2026-000011325

Publication integrity record

Two finger pneumatic 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-2026-000011325) never changes.

Identity and time

Publication numberOT-2026-000011325 · never reused
Internal UUID01a0ae6c-88fd-7a04-a37f-81bf34023cb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011325
StatusPUBLIC

Content hashes

Canonical text271aa70d7f7f2910d9c01e0838a26a597d2222c3c1490858e682ec2ba344528a
Markdown560441fa4f37b990928e0cee45b487af392a017a4f9ab406a2725867d9243582
PDF
Publication pagec6744db90b8c5d45e5215af59dce50359371496c6e088f83d5486eceb2d0a13f
Manifestc3e4b2df8c58106bfc5fc725881ecdb21cc840a9b220d7e2df1be1402db27b22

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
Signature0o9sZ3p/bb+Z8qavUSKSMERSTGfakX3u+S03Y/KFc3vtJNraeWs04xgGhfYkFntZdo4cPnCB0LxJbNkEnGWFCg==
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

2026-09-17T12:13:02.806434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011325
observed c6744db90b8c5d45e5215af59dce5035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.787258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011325/manifest.json
observed c3e4b2df8c58106bfc5fc725881ecdb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.767410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011325/publication.md
observed 560441fa4f37b990928e0cee45b487af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.749197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011325/publication.txt
observed 271aa70d7f7f2910d9c01e0838a26a59...
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.