OpenTechnical

OT-2026-000035403

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000035403) never changes.

Identity and time

Publication numberOT-2026-000035403 · never reused
Internal UUID01a0ae76-6a20-7746-a3fe-ee083f8f23c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035403
StatusPUBLIC

Content hashes

Canonical text030a78539a47735f6ce5cb45f6a7c36835730476cda9fc28dac630c5c31d768a
Markdown18f8fab11ec44f30bbce91f5157b632f8c9480fc152dbed0b25b2f3f11c5e1d5
PDF
Publication pagefb9ee4a3c1a1fe1baeaa99535e742063d07f11133c2a2ae0bb0bf08d738b4ded
Manifest5a5716bbbbf0c959943b9889f80237f04f7e0a89b1df6354799473f6ebedc51f

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
Signature/UgeiNMQR7kTB2SJKLu14QGLmLHuSXZO5srSHTCxzyyvbVIrpzWOoTcxi99Phjl8np44dB/iaKonx+VxqN7HCw==
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

2026-09-17T11:28:42.232407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035403
observed fb9ee4a3c1a1fe1baeaa99535e742063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.213650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035403/manifest.json
observed 5a5716bbbbf0c959943b9889f80237f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.194841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035403/publication.md
observed 18f8fab11ec44f30bbce91f5157b632f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.168134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035403/publication.txt
observed 030a78539a47735f6ce5cb45f6a7c368...
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.