OpenTechnical

OT-2026-000084952

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, sustained 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-2026-000084952) never changes.

Identity and time

Publication numberOT-2026-000084952 · never reused
Internal UUID01a0ae99-43b7-7cbe-9f8a-5933cc2fccd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084952
StatusPUBLIC

Content hashes

Canonical textc500009f4a8636e50edc5073dab92ef0eee4a267ff420b767fb8a4bc60e87862
Markdown009f83cc960609c4fdc72a471cb1ef13e6565d9e568d7c2dc352a96dcf2c3fcc
PDF
Publication pageab1d5970c56176dd07128546cdccb3676634fc21fae5d4a1cee84eda67792bc6
Manifest47e8c666367ecd7537386d27660529ecb03d58a7c227b5e8094b3a811b8c792c

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
Signature56sf9JkkleiOLtl36KjK8YntkXHAJxWRz+t2d9twh6HaTOQx3xsmbmgRxIMyaiCuxSVoRkr/b4+2j3NPKlTPDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:56.726848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084952
observed ab1d5970c56176dd07128546cdccb367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.709306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084952/manifest.json
observed 47e8c666367ecd7537386d27660529ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.665410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084952/publication.md
observed 009f83cc960609c4fdc72a471cb1ef13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:56.618906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084952/publication.txt
observed c500009f4a8636e50edc5073dab92ef0...
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.