OpenTechnical

OT-2026-000052296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000052296) never changes.

Identity and time

Publication numberOT-2026-000052296 · never reused
Internal UUID01a0ae83-e791-79f5-ac9a-3a25ec3f272f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052296
StatusPUBLIC

Content hashes

Canonical text0d37cab5d4c0ac094fadd2996a07a9ccd39709278357ba1ea751851655ed5db3
Markdown41b7a526f6cf9a4bc8f256ad03bfdfea71ef1c3385ea369f12bf21e31f0f373c
PDF
Publication pagefcf9667b0887b98dfcf996f929c9dd6498dfe56f936332aefcf826fd384da8b0
Manifest2492efc2117a47fdd7117fd694473b9cbc8158c01012558d6320fe03b388e847

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
SignatureAJv389BFUOpEEe6n4EyvuymvmGVPvPrE6HhF8BCANHmjWQCrkXeDEIStW4VBjiYifvKlAr/Q56czI0osLCJICw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:58.668784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052296
observed fcf9667b0887b98dfcf996f929c9dd64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:58.650981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052296/manifest.json
observed 2492efc2117a47fdd7117fd694473b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:58.633085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052296/publication.md
observed 41b7a526f6cf9a4bc8f256ad03bfdfea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:58.611794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052296/publication.txt
observed 0d37cab5d4c0ac094fadd2996a07a9cc...
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.