OpenTechnical

OT-2026-000103199

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000103199) never changes.

Identity and time

Publication numberOT-2026-000103199 · never reused
Internal UUID01a0aea4-be3e-7d15-9b1a-504a99f39cb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103199
StatusPUBLIC

Content hashes

Canonical textda25c19cebb26b222b3ecba6ae1d51178649f8b52a267ee20ddebe8f4410174b
Markdownfb10298af78315d544c1d67282ca164d27e17bf13d600fcb5d0f191a5ba600bb
PDF
Publication page9b2ad14e7fa5815ca75c74037e543266fc2cc3b66372be5c2455147ff4dc0a3c
Manifest72b26b9a82e419161d2fa53e759c165d6d64b8a4073dfc8ed6397d2e04267717

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
SignaturesqLbCnPdc6GcUuej3g1Bv+tyZTzdkVfiMzjvOQv6HlLOpr9Zvt73ZcyJJcs5/HjyOw+opmNC9/FFw9VQM8WaBw==
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

2026-09-17T09:23:25.473911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103199
observed 9b2ad14e7fa5815ca75c74037e543266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.456606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103199/manifest.json
observed 72b26b9a82e419161d2fa53e759c165d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.440142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103199/publication.md
observed fb10298af78315d544c1d67282ca164d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.422130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103199/publication.txt
observed da25c19cebb26b222b3ecba6ae1d5117...
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.