OpenTechnical

OT-2026-000102947

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000102947) never changes.

Identity and time

Publication numberOT-2026-000102947 · never reused
Internal UUID01a0aea4-be3c-753f-bbe3-d1dc26bf833b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102947
StatusPUBLIC

Content hashes

Canonical text19416dde119de9232bc62c794acd068272ddcc132e7b79d265035110b60ba8f0
Markdown23d8f243917891f6248bb54358279c307cd5e37f5ce1a67c83e06a6eecf809e7
PDF
Publication pagebddfebb7e31b656a36b1b35f12ad608afdc9adac09ca2bcc5e7956a94f9a4476
Manifestb2fcc27f6e9d18a4bea0adbdb1d3575d80166a3cd32974c02a2c34b306ada6bd

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
SignatureBlI3wOwG3pCtbCHiMkHtmBfbTZHMSHdSUq/J/i2KiGFZl5dOzr9XQv/5VRN4a6ykZkhSFkZ6qqCJ0l9Wi4RnAg==
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

2026-09-17T09:22:49.189764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102947
observed bddfebb7e31b656a36b1b35f12ad608a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:49.135799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102947/manifest.json
observed b2fcc27f6e9d18a4bea0adbdb1d3575d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:49.118020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102947/publication.md
observed 23d8f243917891f6248bb54358279c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.997708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102947/publication.txt
observed 19416dde119de9232bc62c794acd0682...
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.