OpenTechnical

OT-2026-000034348

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000034348) never changes.

Identity and time

Publication numberOT-2026-000034348 · never reused
Internal UUID01a0ae75-df0e-7c01-ae3d-ef0b9cf04f42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034348
StatusPUBLIC

Content hashes

Canonical text94dab26f1257b5670a72bc9aaa3b16df72a3ebab6d29c465ee2221945fff3cd8
Markdownf66ece8b633afdb413bfa58c91e2a0e3bf42ba26e4c24ddebd1ceaae0830fc5a
PDF
Publication paged98120555473a70268320261ecbd4680e34d6f5234961b29bbaafe7a8866177c
Manifest7d8d3164eae671a3756f1257c87afbebf37874c8e3457802730f6d599695381e

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
SignaturelIY0TCsnDnvmvDCf/rMSf1TUcEcojVDx3G6N54O3M+rCR/tLiPpUdQsu3vhuZfIyixkk1FND2PFNGfcKw9CvDg==
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

2026-09-17T11:31:02.929695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034348
observed d98120555473a70268320261ecbd4680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.913885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034348/manifest.json
observed 7d8d3164eae671a3756f1257c87afbeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.896456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034348/publication.md
observed f66ece8b633afdb413bfa58c91e2a0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.879326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034348/publication.txt
observed 94dab26f1257b5670a72bc9aaa3b16df...
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.