OpenTechnical

OT-2026-000043495

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000043495) never changes.

Identity and time

Publication numberOT-2026-000043495 · never reused
Internal UUID01a0ae7b-92ce-77f6-b9d4-5272320e9fa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043495
StatusPUBLIC

Content hashes

Canonical text56a14cd6720b258a3d024fcd1d28b6edc1219b8a203ceeb2b041e734136535d2
Markdown3766e149ad6c8735ab4f167849270eafeeae98a8caae9fb2b84a8ebb534f293b
PDF
Publication pageacc16ec7b8399c539b57adf09b71f99bc40da22d86bb0466dfd221199acaa0ef
Manifestfbc2579849105bc15dee58b7d404ca7c28ef7767a83eef7ddc1db452b95e0ae5

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
SignatureYVsYK599nXHJuSgOe2sjY9GkBzKfOz1+FuYMSf31Af1qGy5j/XUx4dt+zQ8H4TN8ouL4eLuAIppjTwBgMzhuBw==
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

2026-09-17T11:12:51.596993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043495
observed acc16ec7b8399c539b57adf09b71f99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:51.576581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043495/manifest.json
observed fbc2579849105bc15dee58b7d404ca7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:51.556686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043495/publication.md
observed 3766e149ad6c8735ab4f167849270eaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:51.537050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043495/publication.txt
observed 56a14cd6720b258a3d024fcd1d28b6ed...
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.