OpenTechnical

OT-2026-000013027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000013027) never changes.

Identity and time

Publication numberOT-2026-000013027 · never reused
Internal UUID01a0ae6d-5564-7aa3-b233-39acce54d8f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013027
StatusPUBLIC

Content hashes

Canonical textb53cd64c1f10c362ad059a7f25884521624eb90981446921cac9d2ed590ef213
Markdown4be19f854652fc55d63c284bdc76e88d3ae125157968ec5dc23b9c5414c4bceb
PDF
Publication pageabe5000707cda2200580f63e9bb57d2396871c1258852872bab0bf85d7b39cf6
Manifestdf908ed9cd7640492877eaa2fc5e452ac9714e6043a9fd0c28b6c92899c57caa

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
Signature9GO733tVNGqIDvD3vBXdmzT2lPjc9S5vShzztwYlv0T9lYuLl8fBndyUosbI7qXY2rptTlRVFB4tCcoeMVDeDA==
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

2026-09-17T12:10:51.264108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013027
observed abe5000707cda2200580f63e9bb57d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:51.246018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013027/manifest.json
observed df908ed9cd7640492877eaa2fc5e452a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:51.227511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013027/publication.md
observed 4be19f854652fc55d63c284bdc76e88d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:51.210317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013027/publication.txt
observed b53cd64c1f10c362ad059a7f25884521...
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.