OpenTechnical

OT-2026-000104386

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000104386) never changes.

Identity and time

Publication numberOT-2026-000104386 · never reused
Internal UUID01a0aea5-3421-7268-b269-973db21361a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104386
StatusPUBLIC

Content hashes

Canonical text85dd0289956f20e07015dfca72ff2b57fdfe25af683f8e916c5c12124511bfb3
Markdownac60eb35ac95572511ee6015e32d67ee862518e4fc9bc21a23d873f2ffd0650d
PDF
Publication paged8ec10fd7e70597ae0da12fba2ba4655f6dc6c5b7797426775854d980d5ec684
Manifest0db32d5e5647a1434bde46ebee504e256ea3855e0fb38e0c95329b8d72096408

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
Signature25BBY/DAQnQVXkSDAyPkSKKx1GqCv/M5jbkacOnoreQAZROWEmUVewBLwWAfs8mjOx4nDJ3/BJYRSUyLKmhoDg==
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

2026-09-17T09:21:39.104717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104386
observed d8ec10fd7e70597ae0da12fba2ba4655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.087268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104386/manifest.json
observed 0db32d5e5647a1434bde46ebee504e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.070131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104386/publication.md
observed ac60eb35ac95572511ee6015e32d67ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:39.050939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104386/publication.txt
observed 85dd0289956f20e07015dfca72ff2b57...
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.