OpenTechnical

OT-2026-000018850

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000018850) never changes.

Identity and time

Publication numberOT-2026-000018850 · never reused
Internal UUID01a0ae6e-d521-7c38-9391-597bb5ac285d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018850
StatusPUBLIC

Content hashes

Canonical text04b8152ff9201c8a3b8daf87f01ed0cd1b987b9954e645ed0fa22ed13ddb0f99
Markdown84e2dc3c09df9040de14bb77a5b2ec1b89ff6f37fb022a30637b0beb14c6d4ec
PDF
Publication page266e09f7e0b2f474077007570f6aab582972b61f8f84f1ce00a3149c8db35186
Manifesta37ff8b4bfeed403ee7aa3c06126f5417b799a1230b15b70f1ad2113f4e4f88b

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
Signature8tEic25mjBKo74aqk/iqg38lXbQwQ4r8JerPsIVOEluOrl68A2NEqKSxbblRVFxtYfddWNlid3AoXmXJQFNVCQ==
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

2026-09-17T11:59:29.397668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018850
observed 266e09f7e0b2f474077007570f6aab58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.379781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018850/manifest.json
observed a37ff8b4bfeed403ee7aa3c06126f541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.360798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018850/publication.md
observed 84e2dc3c09df9040de14bb77a5b2ec1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:29.335483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018850/publication.txt
observed 04b8152ff9201c8a3b8daf87f01ed0cd...
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.