OpenTechnical

OT-2026-000016687

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000016687) never changes.

Identity and time

Publication numberOT-2026-000016687 · never reused
Internal UUID01a0ae6e-5918-7a43-be3e-92edf9b81277 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016687
StatusPUBLIC

Content hashes

Canonical textbf4249ef7f21fa6c94837774bc0a554df61ecbae1f8dd7e4d437a6e0bad17625
Markdown94c18202ec66436e15d265af9ed4cade63bfdc453be81103e162ee702b096ea9
PDF
Publication pageb6d9b432cfe6d2525e1064a7bf942c009ad92f07b77a8e6b197abc0cfeaeb152
Manifestede2c682ea9825c42d8a2b1d8766458ec021f024d19543fb25f1096a4bc5e8c2

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
Signature7V5bQ6IWKoH19ufqM0prRVip8ujyqI/YzdGepC9VvtZGYxvDvJb8v22t3OU7pLaKb7fOXKe7YFISlgIDFRgNBw==
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

2026-09-17T12:02:54.450152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016687
observed b6d9b432cfe6d2525e1064a7bf942c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.432509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016687/manifest.json
observed ede2c682ea9825c42d8a2b1d8766458e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.416168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016687/publication.md
observed 94c18202ec66436e15d265af9ed4cade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.399076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016687/publication.txt
observed bf4249ef7f21fa6c94837774bc0a554d...
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.