OpenTechnical

OT-2026-000032934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000032934) never changes.

Identity and time

Publication numberOT-2026-000032934 · never reused
Internal UUID01a0ae75-4842-7a56-88f2-073ab4da0b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032934
StatusPUBLIC

Content hashes

Canonical textc8bba8e02c04759fe16649292d666069884b4131d4e7220d8ac2b161a254ffd9
Markdown829e660f5a4896901f6b4368f646871afd514f7fee74ae71682137698303f32c
PDF
Publication page8f71e6fcff3eccda7ce332629d1ce102a47445e43e71ce168d1f1e459687a0c2
Manifestb4fa948097fe93b6d481090a9d310794c7eb33f2663d23682f6c3b24dc910d11

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
SignatureJedz7XJcCRsJgig4X+rjaq5ZMjYzzB3Gbh011hztGMTRvGR5x4b/yXkq7Pkz8jG58erYykgi3rKSQpwpFST+AQ==
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

2026-09-17T11:32:31.937652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032934
observed 8f71e6fcff3eccda7ce332629d1ce102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.918166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032934/manifest.json
observed b4fa948097fe93b6d481090a9d310794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.900348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032934/publication.md
observed 829e660f5a4896901f6b4368f646871a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.882288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032934/publication.txt
observed c8bba8e02c04759fe16649292d666069...
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.