OpenTechnical

OT-2026-000011797

Publication integrity record

Three 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-2026-000011797) never changes.

Identity and time

Publication numberOT-2026-000011797 · never reused
Internal UUID01a0ae6d-1941-7ffb-bbac-61d99d183f6a · 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-2026-000011797
StatusPUBLIC

Content hashes

Canonical text54f37ab2335e45763cd89c94acaa665c3efdd27a0848d32107e2195b2f566d7e
Markdown52e029ab13dfe345e5d90a47263e8212fea7225081d5fb84be1f4bfa10622c9f
PDF
Publication page9268fc6310b5da13a2fa9218aa84a252ac64cbbb1c4813521e7287760abcfc81
Manifest6c7a4140d955bb077ffd0948104e74c12b10f5f8b543d94ff778aa240e60935f

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
SignatureVo8ZQBU8Knj2kqGu55T8CukWYBPcdAJ6AFnhqzfiUa9MNIEG57bAwmXP2fdB9ZsaonLMIKvIBcjGy12r48TzDQ==
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

2026-09-17T12:12:31.306556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011797
observed 9268fc6310b5da13a2fa9218aa84a252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.288031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011797/manifest.json
observed 6c7a4140d955bb077ffd0948104e74c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.269483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011797/publication.md
observed 52e029ab13dfe345e5d90a47263e8212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.250933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011797/publication.txt
observed 54f37ab2335e45763cd89c94acaa665c...
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.