OpenTechnical

OT-2026-000045240

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000045240) never changes.

Identity and time

Publication numberOT-2026-000045240 · never reused
Internal UUID01a0ae7c-f76a-7584-918a-bd45a9783ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045240
StatusPUBLIC

Content hashes

Canonical text12b3ca016d40f3912b25ead5b5e4b26d0e73438921d38538828015fe60873eed
Markdownac9a36dc1b7e1060b76f3b5ef20eb622394060124c3413e0647f7bda1597fc36
PDF
Publication page6d96e4f1a9a44a4b390ed8cc7b3a524f0522f1c715855b16348295d0f09a52d0
Manifest4caae13c6038cb7e6bf40f34efc9ee77fed91429a7a4285ed20220122769920f

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
SignatureM60IFwpoe9AIsQkA4hYdmFv4Fg+rstKGP3f4Zjs13tiA8BL9co6oWyJzHeOKLTuGUnK8nbA9LwUl/Gx2hI73Bw==
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

2026-09-17T11:10:26.348037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045240
observed 6d96e4f1a9a44a4b390ed8cc7b3a524f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.325638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045240/manifest.json
observed 4caae13c6038cb7e6bf40f34efc9ee77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.304918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045240/publication.md
observed ac9a36dc1b7e1060b76f3b5ef20eb622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.284571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045240/publication.txt
observed 12b3ca016d40f3912b25ead5b5e4b26d...
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.