OpenTechnical

OT-2026-000033752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000033752) never changes.

Identity and time

Publication numberOT-2026-000033752 · never reused
Internal UUID01a0ae75-a390-7845-9783-a6d3395d55a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033752
StatusPUBLIC

Content hashes

Canonical text20ddbd13796a2d4fbc61680630b25af2402365d12f0c28b93fae087c6a661740
Markdownfcb08edf362f65425fc59d8221c9cfcd3cbde2905c253ac1d57f24051cd679df
PDF
Publication page694006a3525bfd1bbdd93d9768afff311e178e01dd92a4266b39aa45f3343725
Manifest26e82ec7505482f71b0542be02d47540224b4fd2041874ca8d1ffdf3ba721ad1

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
SignatureqotO0QXAiDIcdOJxCIDURIYMe3xY3WVPWBqLT/CIZnDSVgmoIUFCIIM+Y3gzB7KLUnUnh63chtuA0S/UCSv+DA==
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

2026-09-17T11:31:45.881532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033752
observed 694006a3525bfd1bbdd93d9768afff31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:45.853811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033752/manifest.json
observed 26e82ec7505482f71b0542be02d47540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:45.833416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033752/publication.md
observed fcb08edf362f65425fc59d8221c9cfcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:45.814647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033752/publication.txt
observed 20ddbd13796a2d4fbc61680630b25af2...
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.