OpenTechnical

OT-2026-000023743

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000023743) never changes.

Identity and time

Publication numberOT-2026-000023743 · never reused
Internal UUID01a0ae70-aed4-7198-a321-070d11ae0a3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023743
StatusPUBLIC

Content hashes

Canonical textb24b5776e5a29b6709e61590b8fccf86276cecb5447997f9fc6a4398363c3eab
Markdown7dca905bd3cc101cbf627b86a6dc0966150e4d749fec167f0ea48099a78e40b6
PDF
Publication page25f8e1bd52fb3274d64fd57aef7beb645be2afa778a44418ab4478575e39d4c5
Manifestd4aa3815bd3b37d18f3d53825a5c7be1c06fb5a6a638964acc31879f4f70582e

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
SignatureVX8paat8CixqUW1LCdCIFJWeLzyj05znXq3qOS3gSD/Tjf15u6XKd5sGne2FjRkzDrA2JNh1aCM+2LpzVTo/BA==
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

2026-09-17T11:50:05.486037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023743
observed 25f8e1bd52fb3274d64fd57aef7beb64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.463290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023743/manifest.json
observed d4aa3815bd3b37d18f3d53825a5c7be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.443655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023743/publication.md
observed 7dca905bd3cc101cbf627b86a6dc0966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.388016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023743/publication.txt
observed b24b5776e5a29b6709e61590b8fccf86...
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.