OpenTechnical

OT-2026-000007909

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, vented before 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-2026-000007909) never changes.

Identity and time

Publication numberOT-2026-000007909 · never reused
Internal UUID01a0ae6a-908a-76e4-9c60-94025cb2fede · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007909
StatusPUBLIC

Content hashes

Canonical text1845edd7242b68b337cadc97a9847cce1d44b0c7c94a607c741d322ee2dfcc4d
Markdown3c46c47783abc4ad120bab8228102c48466e1e1ebb02bc10b637a2590736ba11
PDF
Publication page8b6537ec846cab196593cbd32a0811f649d2e1c41d9a1e0525e261f653a12fe0
Manifest425707a48bcd62eb31f31cd239ba2c215e05f9f1d3ce1c9a6a82f857733d24dd

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
SignatureyxLBDQqZv+PYHmIJlmHhyCby6iWXcICKSRQFAY5YhnubV/j0kkB+fkoMHbAvdRkdEaMNG9l12/UkNaWDiAhsAg==
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

2026-09-17T12:20:22.811357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909
observed 8b6537ec846cab196593cbd32a0811f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.793391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/manifest.json
observed 425707a48bcd62eb31f31cd239ba2c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.774666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/publication.md
observed 3c46c47783abc4ad120bab8228102c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.754935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/publication.txt
observed 1845edd7242b68b337cadc97a9847cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.474291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909
observed 8b6537ec846cab196593cbd32a0811f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.454863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/manifest.json
observed 425707a48bcd62eb31f31cd239ba2c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.437608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/publication.md
observed 3c46c47783abc4ad120bab8228102c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.419170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007909/publication.txt
observed 1845edd7242b68b337cadc97a9847cce...
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.