OpenTechnical

OT-2026-000094944

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000094944) never changes.

Identity and time

Publication numberOT-2026-000094944 · never reused
Internal UUID01a0ae9f-2def-7c63-b4a6-bbee0a2c51ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094944
StatusPUBLIC

Content hashes

Canonical texta8459153e9e960feb93653f341eb26d56f3b7cf3e60a9130b3c75654a102c72a
Markdown493e936ff5d8be3791935283f0ca0187f399b0493a362858bbca37216b145916
PDF
Publication page510569c93092d35a54ce152cd6290cd02aee22072d87f4c4c7cb4e2632036d93
Manifestece53b43488bec76cba4d3b53b599a6007a074323c1b57e6822b8238e5ad4b6c

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
SignatureBzDsbBQuxG2LTcyL3l0aZ83o5cDgly5ie/2b3dodo19IUgo0pijJPWUQm9G3f8CboUIP8sVk/sJorT82f91nBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:28.807800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094944
observed 510569c93092d35a54ce152cd6290cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:28.789696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094944/manifest.json
observed ece53b43488bec76cba4d3b53b599a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:28.771350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094944/publication.md
observed 493e936ff5d8be3791935283f0ca0187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:28.750473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094944/publication.txt
observed a8459153e9e960feb93653f341eb26d5...
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.