OpenTechnical

OT-2026-000101659

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000101659) never changes.

Identity and time

Publication numberOT-2026-000101659 · never reused
Internal UUID01a0aea4-0e16-78e5-af83-2fd31b98764b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101659
StatusPUBLIC

Content hashes

Canonical text7d3f97bb2b0e773e8f4613e7732593de5850d53e76b5f0df9fa6adafd943a486
Markdown59b4ad9256a53854886800a490cf2ea5c1e58eb66988d92bfce8a28a90b77cae
PDF
Publication page258880f415ca42bc166ebde7407aa2bfbbbf804720016ef9d587ab5670267604
Manifest4f277bb9d62d109851353c78f3afc14137ba17d74b6d339815f7602cb41563e8

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
SignaturenqKmcOXyVt2VaOa7M5ngTA3Ktt2C6ecXzu4bE61Pqv8sJrJ/ES8YTaixCTMsjkSlXqq6j1/c9pX5z1kY80shAg==
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

2026-09-17T09:25:53.522805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101659
observed 258880f415ca42bc166ebde7407aa2bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.503170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101659/manifest.json
observed 4f277bb9d62d109851353c78f3afc141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.483346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101659/publication.md
observed 59b4ad9256a53854886800a490cf2ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:53.463420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101659/publication.txt
observed 7d3f97bb2b0e773e8f4613e7732593de...
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.