OpenTechnical

OT-2026-000034646

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034646) never changes.

Identity and time

Publication numberOT-2026-000034646 · never reused
Internal UUID01a0ae76-1ed1-70e5-b8e5-8d0c316fcbf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034646
StatusPUBLIC

Content hashes

Canonical text4ad8cc2ef8e785e0dd15f34bca03ac53b2ca592eac849eec8aa51f090a5338b4
Markdownefa0717ad9fbba3923587a52966750d86996cccc9ac7e004a488bc476b3b30be
PDF
Publication pagef2d165a737ccc52e884ff96be0fc2ceabc72a8987f14ac36beb46e1f008255fc
Manifest4567ef1ff943cb2a99e424f270d1e5bae7afc4c263b464b1615e93a71788dfa8

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
SignatureHW120Ru1LwDGRyIS5PLkUGLNiUVUiFYyX1DAs8MtlOyK5yxL3fDE5QQS8t1Uqq5AgxxqzGQ/ha+rEDojzhjcBw==
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

2026-09-17T11:29:02.160778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034646
observed f2d165a737ccc52e884ff96be0fc2cea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.139038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034646/manifest.json
observed 4567ef1ff943cb2a99e424f270d1e5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.119017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034646/publication.md
observed efa0717ad9fbba3923587a52966750d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:02.102050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034646/publication.txt
observed 4ad8cc2ef8e785e0dd15f34bca03ac53...
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.