OpenTechnical

OT-2026-000009960

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000009960) never changes.

Identity and time

Publication numberOT-2026-000009960 · never reused
Internal UUID01a0ae6b-cb79-7665-931b-4851958c5839 · 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-2026-000009960
StatusPUBLIC

Content hashes

Canonical text16da22b4ea24bbaa16ffb1160bf5cfa9c25d0f6409ab0ae6dfb8943820f64a73
Markdowna202bbdb8dc90ebf3e4f7922ddf16b1e609f6ec5195bf32ac2df63aa721c9e9b
PDF
Publication page50bfa57faafe59a21cca56075808a1c548a9013735f6d15fcb455da20f9a1b8d
Manifest7bcab2f305571d328328a5b0a71f310bdf93a1826b86b68fdd5b0fdecb688ca8

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+N8rYfI6VLeByyW3Zr/ridWdRbeZkxPcXiu6TeLcnNFTriDBeA0UJ/H93lMKcRvPfn7eMOgptU02bNt2m7nTAQ==
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

2026-09-17T12:15:59.830422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009960
observed 50bfa57faafe59a21cca56075808a1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.811754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009960/manifest.json
observed 7bcab2f305571d328328a5b0a71f310b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.792353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009960/publication.md
observed a202bbdb8dc90ebf3e4f7922ddf16b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.747757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009960/publication.txt
observed 16da22b4ea24bbaa16ffb1160bf5cfa9...
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.