OpenTechnical

OT-2026-000044986

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000044986) never changes.

Identity and time

Publication numberOT-2026-000044986 · never reused
Internal UUID01a0ae7c-911d-780b-99d7-c29d8713938c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044986
StatusPUBLIC

Content hashes

Canonical text6d9d87b53e7fd7386c8dbda8e0f60651d4b10597e368b21e4b8676d84220d43b
Markdown03f5721ed3f8577bbef20b74beb3bd52acb2de1c6e4693018ea1ef47852bfacd
PDF
Publication page896fd7a57bb17a54877ab7d0fef6bd6cedbd35edeae5deac7417b5a3b7f8843a
Manifest676b667691e93e4b5abbe4ad89bddd714550bcc52d2b602d4a5de9db41c03b58

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
SignatureWBxpvpFZXZJuS4b2h0ZmX7f7tIdkoYi8MFmzqGVmF4u/+r3/WcOnjfgN3Uu3qLukvOqyrRstIrQmP+pRzNtbBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:40.667857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044986
observed 896fd7a57bb17a54877ab7d0fef6bd6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.650997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044986/manifest.json
observed 676b667691e93e4b5abbe4ad89bddd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.632289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044986/publication.md
observed 03f5721ed3f8577bbef20b74beb3bd52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:40.610664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044986/publication.txt
observed 6d9d87b53e7fd7386c8dbda8e0f60651...
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.