OpenTechnical

OT-2026-000035790

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035790) never changes.

Identity and time

Publication numberOT-2026-000035790 · never reused
Internal UUID01a0ae76-b4c8-7c96-8bc0-81903335bba4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035790
StatusPUBLIC

Content hashes

Canonical text148404f6919538e7b5050b3da17726a9b078c8e778714fbf08e3ee7ff4a6da0b
Markdown64061eab93c79e80ff03f6be3129573b0501696678e5f6ac3e45d75adb8844f6
PDF
Publication pagec2f156f215acc03c8245b1490e3d4a4c7850bb41d90cbd16450aedf14fc8c73a
Manifest7525a3b8b8be2e0669533029c526df31c5d93ee9670e1ef8bb3e6cd10847540b

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
SignatureC2yi29DYlnBizNNtUjrTGl2r9hEnCPSbT1aSdPdqg/JOoM14EQDF07AHtk1S5Y8NusatKfhj/yYrGFbeEcXVBw==
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

2026-09-17T11:27:29.792316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035790
observed c2f156f215acc03c8245b1490e3d4a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.774415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035790/manifest.json
observed 7525a3b8b8be2e0669533029c526df31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.756471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035790/publication.md
observed 64061eab93c79e80ff03f6be3129573b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.740199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035790/publication.txt
observed 148404f6919538e7b5050b3da17726a9...
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.