OpenTechnical

OT-2026-000049610

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049610) never changes.

Identity and time

Publication numberOT-2026-000049610 · never reused
Internal UUID01a0ae81-8f7d-768b-beb8-26dd77630b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049610
StatusPUBLIC

Content hashes

Canonical text87944269addc325d081ba8177d71876f78526f155df82f739225c635a209affe
Markdown48ea4c94ea30cf201804262a2f436abff7da3d2daf8a06517c5fc620181cb228
PDF
Publication page8f915c463e04f8aaabf37434bf9573a18ca379b5530d24571624c8883deeea3f
Manifestd34bf4267da2fce34c62f7f0152c9a2dc5ec20edcb09f46c7414c3d62812eacb

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
SignatureaPsr//qGrZA0Xecrm1i1pGOzH8l5hfAE7GnjPVaEq30/RID4WJOVerKrZb4ZuxMndXc52Z7vWQ0G20psFpAoDA==
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

2026-09-17T11:02:35.658822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049610
observed 8f915c463e04f8aaabf37434bf9573a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.641887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049610/manifest.json
observed d34bf4267da2fce34c62f7f0152c9a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.624440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049610/publication.md
observed 48ea4c94ea30cf201804262a2f436abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.605732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049610/publication.txt
observed 87944269addc325d081ba8177d71876f...
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.