OpenTechnical

OT-2026-000027924

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000027924) never changes.

Identity and time

Publication numberOT-2026-000027924 · never reused
Internal UUID01a0ae72-a4a5-7a50-ba90-ec0a24a3831c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027924
StatusPUBLIC

Content hashes

Canonical text36c42b9bb1eace6d82b3943c99d63cb5226c3c9e430954e00c441efd08030267
Markdown01bcffe9a91679476e0e47eccff656ca520b8f60713714f1aba49e938c196617
PDF
Publication pagef51caf1765c0bca5b04d887d68d9dfe6a0919239deaf64f28ea9ad3ea19f00cb
Manifest0dc4ce15d8441efa439b2e1d6bfec549c2896e16feb6b5db851dc011036d834f

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
Signature/xL1L7tKtMPrTL4/wHqeChDEGx7xEDTQC4fU+Z5a5jwy5XZLhRB4PSDr7/LVnHucHIKwQMjoiylCs72qQZT4Dw==
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

2026-09-17T11:42:06.164677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027924
observed f51caf1765c0bca5b04d887d68d9dfe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:06.146748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027924/manifest.json
observed 0dc4ce15d8441efa439b2e1d6bfec549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:06.129910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027924/publication.md
observed 01bcffe9a91679476e0e47eccff656ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:06.112868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027924/publication.txt
observed 36c42b9bb1eace6d82b3943c99d63cb5...
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.