OpenTechnical

OT-2026-000007010

Publication integrity record

Bellows cup vacuum gripper, two zone face, plant vacuum fed, vented 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-2026-000007010) never changes.

Identity and time

Publication numberOT-2026-000007010 · never reused
Internal UUID01a0a96f-6ccf-7668-ae9a-1003b38a03c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:26.993897Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007010
StatusPUBLIC

Content hashes

Canonical text125917c81aa41d1559fe13280c5be31106846e5db89694c6f146e260423a49a1
Markdown78dd7f0b70e49774a1e7601da29ee99983c388148113b3d1b90678f89a6762f5
PDF
Publication page79949e8f1b4976e43363a63f64047b09dc9c27a854c4b3248a34dc0a485b0532
Manifestaf0a7e95c2e0a40000db0f95e674c608a63bda5636b5ca8a136b0c278136c587

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
SignatureubtBKenECrhXWhLAaMIDtXMOcHMke/K23ywvB2P0JcCPw+lRXwP+xM5Oor8oZRFhfUMKReA9hDEHKrRok98OBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:12.164792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007010
observed 79949e8f1b4976e43363a63f64047b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.150135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007010/manifest.json
observed af0a7e95c2e0a40000db0f95e674c608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.136075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007010/publication.md
observed 78dd7f0b70e49774a1e7601da29ee999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.996647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007010/publication.txt
observed 125917c81aa41d1559fe13280c5be311...
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.