OpenTechnical

OT-2026-000092876

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000092876) never changes.

Identity and time

Publication numberOT-2026-000092876 · never reused
Internal UUID01a0ae9e-090e-7c82-b652-11cea33c7344 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092876
StatusPUBLIC

Content hashes

Canonical textbafaf96fb35cfb1f738f717d6ce918edd9222d7c50756943c851f75900796db2
Markdown0e93020a86a9d7fa65af74399c7ded0b33d1d443520a650511bbd8b757b34c45
PDF
Publication page515b0e7f1610d8e08fb5d4cdc17c27333d822696babe4043dd1d648597c84652
Manifestf3a67ea36ecb85a59891f3f79b4fcbe79ac3138892f844b63b1e3e312dcfbb48

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
Signatureazn/9EJKB01xFmKeEy0tJCGW1VDFCVkEse7r8l6r0o3YfRLIeScjLDHtbSKJnl8AyvWNG6KqnTpkNzHqISyuBA==
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

2026-09-17T09:39:58.996033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092876
observed 515b0e7f1610d8e08fb5d4cdc17c2733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.979689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092876/manifest.json
observed f3a67ea36ecb85a59891f3f79b4fcbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.961648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092876/publication.md
observed 0e93020a86a9d7fa65af74399c7ded0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.945755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092876/publication.txt
observed bafaf96fb35cfb1f738f717d6ce918ed...
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.