OpenTechnical

OT-2026-000058693

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000058693) never changes.

Identity and time

Publication numberOT-2026-000058693 · never reused
Internal UUID01a0ae88-f39d-7520-9128-e4b08fa76858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058693
StatusPUBLIC

Content hashes

Canonical textccff4f15d875b1ce9e82070590cec6d2263af93ad546c922b3e2a2bf559d75c4
Markdown39085909d57590f0741d2dc66f38644f3ca91642bbeb1c7a0f26370b011c2c35
PDF
Publication page0158c27b7e22c66927c7b4bd6ecf563963728e84e9f2f38f97e1728d8f574004
Manifest5028bd31cd4e2ac7a11b16504f60b8516e36fbf54a3a006701fea3f806e7bee8

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
Signature5im1hkJfpCFDNq5ZJtgbMTfEsNo7cy8d2vmfuqOv2nnSqwWUrA+5Sdbr6z++sYTtVShpUHEpYX08R6aWtVV8BQ==
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

2026-09-17T10:47:12.969270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058693
observed 0158c27b7e22c66927c7b4bd6ecf5639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.951284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058693/manifest.json
observed 5028bd31cd4e2ac7a11b16504f60b851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.934412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058693/publication.md
observed 39085909d57590f0741d2dc66f38644f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.917527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058693/publication.txt
observed ccff4f15d875b1ce9e82070590cec6d2...
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.