OpenTechnical

OT-2026-000007079

Publication integrity record

Porous face vacuum gripper, ejector fed, pressure verified, pulsed blow off after 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-2026-000007079) never changes.

Identity and time

Publication numberOT-2026-000007079 · never reused
Internal UUID01a0a971-e92f-7a2a-bc90-fa2fee374bd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:09.909278Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007079
StatusPUBLIC

Content hashes

Canonical textaab3858f036fb0c620f19ca843825d2a4f1433db1847f7917169862b6df011f1
Markdowneeb862f96044614e8f5849426e9c57d11ef0b2adbe7522b0776520d416e2a6ba
PDF
Publication page0811e1c599f0bf3d89b469b10e88083531b75b2dad22ad3887f30b34c391ee8c
Manifestb1e5635de3878d5f5cc716f917c77645b7f6497135c9eb18fc960c443480b34c

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
Signaturec17rSuVES3HooPWnhXxEF79cW6+kiooJCO9s0NktuyYc6u4ad7a9ldoHEg/aTTp6OHe6adW9ELdsBIqvmiEZDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:29.451557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007079
observed 0811e1c599f0bf3d89b469b10e880835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.437172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007079/manifest.json
observed b1e5635de3878d5f5cc716f917c77645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.424479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007079/publication.md
observed eeb862f96044614e8f5849426e9c57d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:29.411354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007079/publication.txt
observed aab3858f036fb0c620f19ca843825d2a...
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.