OpenTechnical

OT-2026-000070567

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070567) never changes.

Identity and time

Publication numberOT-2026-000070567 · never reused
Internal UUID01a0ae91-5460-7c85-9373-9bfa6374650b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070567
StatusPUBLIC

Content hashes

Canonical text540dc8363ca4049f4581620197ef167be97a1693479720758a6e6642ec10df16
Markdownb40c4b04a8ab8eebf8ae8caa31a3c70fbc5d11ed2576c9e6c4cc038cd151d875
PDF
Publication page50f4c0c699a8d595d7bc73c8c6d7d6a892cdea2c9ce68ee73ff9b5a821907a26
Manifest87bf59b931688bfe3bab8cd275286bc96faa85134858f714373c76bc148c10db

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
Signature5Gr7tx60Ncx+6ZcINZIfPVWiOMFrNEWjUmYr/RlKkapZj652H4La0upQAKmpaLs6MLiSRq8GCux1yNGsgrRCAg==
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

2026-09-17T10:26:25.062128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070567
observed 50f4c0c699a8d595d7bc73c8c6d7d6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.046612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070567/manifest.json
observed 87bf59b931688bfe3bab8cd275286bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.030810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070567/publication.md
observed b40c4b04a8ab8eebf8ae8caa31a3c70f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.012118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070567/publication.txt
observed 540dc8363ca4049f4581620197ef167b...
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.