OpenTechnical

OT-2026-000058043

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058043) never changes.

Identity and time

Publication numberOT-2026-000058043 · never reused
Internal UUID01a0ae88-6eda-7e0b-8e26-b65bdb13cb2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058043
StatusPUBLIC

Content hashes

Canonical text3aa1d8fdfa3c0f91fc9f60074fe8e06078a271e7dc3628b43cdb68e3b6c3e0ca
Markdown35d73c450ec09e12261188edd9454cfa807ce4c11a803a1988b36efcb62dbf2a
PDF
Publication pagec88c22f6cafa8e397bcc7ab6c05661c9e5b500c2999a6a160fdcd778f6c194e2
Manifest802b2fa9a212ba7eb4a923a8d8fd388917be26e053a28c0b3feed45426320a32

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
SignatureGjL+qWpFFVDxzfNKhNg6EqXkVHlhd1PPX9wcyugRj/E6VT/RxMdzErTWh3uS/PqsvZfpfI24Nh3x9ERPHoh+CQ==
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...

Independent retrieval

2026-09-17T10:47:41.455497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058043
observed c88c22f6cafa8e397bcc7ab6c05661c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.436136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058043/manifest.json
observed 802b2fa9a212ba7eb4a923a8d8fd3889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.415637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058043/publication.md
observed 35d73c450ec09e12261188edd9454cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.398335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058043/publication.txt
observed 3aa1d8fdfa3c0f91fc9f60074fe8e060...
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.