OpenTechnical

OT-2026-000098916

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000098916) never changes.

Identity and time

Publication numberOT-2026-000098916 · never reused
Internal UUID01a0aea2-8286-7fed-af5a-15412e938a89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098916
StatusPUBLIC

Content hashes

Canonical textfcf2ef0ab999f19ecfde92c0be0035313b169341b1a512e5f7054e96dbfb4c05
Markdown494d074fc0545fd63f34091dc92f4713db6fdc229a70951b8c6210a938a97483
PDF
Publication pageaff6ecf319e826174be61a153e708f16940f48687ddb24dfe4ace4f4dea3481d
Manifest9d1e04101e3d8ac0ba3484baf448403f51137d0ff93786e20c65dcb757276f2c

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
SignatureI5Q5mNAdM7lVqHYqL/ZZpc+tPdLEIyeNoztM9frFk6wmbgUw35Mm5rv1VQCdp3kNgkaWLLZ6ZZNXFlWUn+qWBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:58.728346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098916
observed aff6ecf319e826174be61a153e708f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.708571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098916/manifest.json
observed 9d1e04101e3d8ac0ba3484baf448403f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.691532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098916/publication.md
observed 494d074fc0545fd63f34091dc92f4713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.673361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098916/publication.txt
observed fcf2ef0ab999f19ecfde92c0be003531...
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.