OpenTechnical

OT-2026-000042739

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000042739) never changes.

Identity and time

Publication numberOT-2026-000042739 · never reused
Internal UUID01a0ae7a-c0cf-7928-b080-986022223446 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042739
StatusPUBLIC

Content hashes

Canonical text567eddc64010fbce0c96d20dbf22ad5ab7939d555e46a324ae1633ba2eb4a1b3
Markdown2a60f9f1233400a574c2a79b3aa8a984fe83b30a42e97b1df811c3939a2cca7a
PDF
Publication pagec5dbf762ff4d70cba8fb2e02186280ef47802b0de87efcc78736f23f1b94745b
Manifest89e3c432e250f714844a4ae7b14fe762e995ecb21f2e06eeed5d06e274c401e9

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
SignaturexJ84MoIbHDUGb/jbiDQLcicxtDFocxp1MczkoQBZhlS3xswLycBiSVJLRG8zAlBkmqwK+wu55QgTjHDYiE8dCA==
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

2026-09-17T11:15:11.081446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042739
observed c5dbf762ff4d70cba8fb2e02186280ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:11.056297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042739/manifest.json
observed 89e3c432e250f714844a4ae7b14fe762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:11.036740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042739/publication.md
observed 2a60f9f1233400a574c2a79b3aa8a984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:11.016038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042739/publication.txt
observed 567eddc64010fbce0c96d20dbf22ad5a...
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.